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Products from: Alto Professional
Alto Professional has stood for practical audio technology for years, with a clear focus on live music and stage applications. The brand specializes in developing tailored audio solutions for mobile use. These are aimed specifically at musicians, DJs and sound engineers who rely on reliability, flexibility and ease of use.
At the center of product development are powerful systems that impress in live operation through clear signal processing, rugged housings and flexible connection options. Alto Professional has established itself especially in the field of modern PA systems and compact (live) mixers. Through continuous innovation and a focus on practical features, the brand enjoys a strong reputation worldwide as a reliable partner for mobile and stationary sound reinforcement technology.
Table of Contents
- History of the Alto Professional Brand
- Product Range Overview
- Popular Products in Detail
- TS4 Series: Active PA Speakers
- Compact Mixers: TrueMix and Live Series
- TX Series Subwoofers: Deep Frequencies for Extra Punch
- Bluetooth Accessories and Effects Units
- Quality and Value for Money
- Why Alto Professional Is an Established Name in Live Sound
Average rating of 4.5 out of 5 stars
With a durable enclosure, thoughtful technology, and powerful sound, this active speaker is equipped for all applications where reliability and sound clarity are essential. Whether as a main speaker or monitor – the flexible design allows for both uses without limitations. The integrated Class-D amplifier with 700 watts peak power provides solid reserves, while the precision crossover ensures the sound is harmoniously resolved. A 15-inch woofer with a 2-inch voice coil provides a strong foundation, while the titanium tweeter handles clear highs – tuned in a precision-crafted horn with a 90° x 60° dispersion angle, allowing for even coverage of the audience. Thanks to its low weight and robust polypropylene enclosure, the speaker is easy to transport and quick to set up. The trapezoidal shape allows for both standing operation and use as a floor monitor. Two side handles and rubber feet further support mobile use. The rear side offers practical connection and control options. A combined XLR/Jack input, an XLR link output, as well as volume control, contour switch, and ground-lift function provide flexibility in various scenarios – from band concerts to speech amplification. An integrated protection circuit with a limiter ensures safe continuous operation even under demanding conditions. Thoughtful details like the large metal front grille protect the drivers and give the speaker a professional appearance. Overall, a tool for anyone who wants to deliver good sound in a straightforward manner. Features Alto TX315 Active 2-way speaker with 15-inch woofer and titanium tweeter for powerful sound with a compact design 700 watts peak power (350 watts RMS) through an efficient Class-D amplifier Precision horn with 90° x 60° dispersion for even sound distribution Trapezoidal enclosure allows for upright use or floor monitor position Light, durable plastic construction with two side handles Large metal front grille protects speaker components Contour switch for +3 dB boost in highs and lows Ground-lift switch to eliminate hum loops Combined XLR/TRS input and XLR output for signal forwarding Standard 36 mm speaker stand mount for common speaker stands Built-in protection circuit with limiter for reliable operation Technical Specifications System type: 2-way active speaker with bass reflex Driver: LF 15.0" | 2.0" voice coil Driver: HF 1.0" titanium compression driver | 1.0" voice coil Amplifier power: 700 watts peak | 350 watts RMS | Class D Dispersion angle: 90° horizontal | 60° vertical Frequency response: 65 Hz – 20 kHz (-3 dB) Crossover frequency: 2.2 kHz Max SPL: 121 dB @ 1 m Equalizer: Contour switch with +3 dB boost in highs and lows Connections: XLR/TRS combo input | XLR link output | IEC power input Controls: Volume control | power switch | contour switch | ground-lift Indicators: Power LED front and rear | clip/limiter LED Protection: Overload protection | thermal protection | analog limiter Enclosure: Molded polypropylene | trapezoidal shape | metal grille | rubber feet | side handles Mounting options: 36 mm speaker stand mount | floor monitor position Weight: 14.4 kg Dimensions (W x D x H): 386 x 371 x 634 mm Included in the Box Alto TX315 speaker Power cable User manual Safety / warranty information
The active PA speaker from Alto Professional offers a powerful sound solution for a variety of applications. Developed and fine-tuned in the USA, the system delivers a commanding sound with clear highs, defined mids, and punchy bass. Thanks to its efficient Class-D amplifier, the speaker produces impressive performance that can easily fill larger rooms. The user-friendly operation makes the system attractive to both professionals and beginners. With just a few adjustments, the sound can be customized without the need for complicated settings. Whether as the main speaker for events or as a floor monitor on stage – the model excels in flexibility and reliable performance. A special highlight is the Bluetooth functionality, which allows a wireless connection with mobile devices. This means music, voice announcements, or backing tracks can be played directly without additional wiring. The True Wireless Stereo feature also allows the wireless pairing of two speakers for an even broader soundscape. The robust construction speaks for the system's longevity. A durable enclosure and a stable metal front ensure that the device can withstand the demands of mobile use. Despite its rugged build, the speaker remains lightweight and easy to transport – with ergonomic handles for quick setup and breakdown. The system provides a balanced sound, high reliability, and modern features that make it suitable for a wide range of scenarios. Features Alto TX412 Powerful 700-watt active speaker for versatile applications 12-inch woofer for punchy bass and clear mids 1-inch titanium-diaphragm tweeter for precise highs Integrated 2-channel mixer for microphone, line, and Bluetooth inputs Bluetooth 5.0 for wireless streaming of music or voice announcements True Wireless Stereo (TWS) allows wireless connection of two speakers Wide-angle horn with 90° x 60° dispersion for even sound distribution Lightweight and durable polypropylene construction for mobile use Stable metal front grille protects against mechanical impact Ergonomic carrying handles for easy transport Suitable for tripod mounting or use as a stage monitor Contour EQ for optimized music playback Mix output to loop the audio signal to additional speakers Technical Specifications Power: 350 W RMS / 700 W Peak (Class-D amplifier) Woofer: 12 inches (30.5 cm) with 5 cm voice coil Tweeter: 1 inch (2.5 cm) titanium diaphragm with 2.5 cm voice coil Frequency range: 70 Hz – 20 kHz Maximum sound pressure level: 120 dB @ 1 meter Dispersion angle: 90° x 60° Connections: 1x XLR/Jack combo input, 1x XLR Mix-Out, 1x IEC power connector Bluetooth version: 5.0 (Profiles: A2DP, AVRCP) Bluetooth pairing: Manual or via NFC Enclosure material: Polypropylene with metal front grille Mounting options: 36 mm tripod flange, monitor angle Handles: 2 side transport handles Power supply: 100–240 V AC, 50/60 Hz Weight: 13.3 kg Dimensions (W x D x H): 381 x 343 x 602 mm
The active PA speaker TX415 by Alto Professional delivers powerful sound in impressive quality and is perfect for a wide range of applications – from large events to outdoor festivals and club or stage performances. With its thoughtful design, this model offers a balanced combination of performance, clarity, and ease of use. Thanks to the precise tuning by engineers in the USA, this speaker offers a balanced sound. Whether you're performing as a DJ, playing live music, or hosting an event – the TX415 ensures that your audio content is clearly and powerfully reproduced at any volume. Even at high levels, the sound remains clean and distortion-free. A highlight is the integrated Bluetooth function, allowing you to stream music wirelessly. The True Wireless Stereo technology even lets you connect two of these speakers without additional cables or external devices. This gives you a wide stereo soundstage and even more flexibility in use. The robust casing with a durable metal front ensures a long lifespan, even with frequent transport and intensive use. Despite the solid construction, the model is surprisingly lightweight and can be easily transported thanks to the ergonomic handles. Whether on a stand or as a floor monitor, the versatile placement options make this speaker a flexible solution for various applications. With an intuitive control panel and an integrated 2-channel mixer and Contour EQ, you can directly connect different audio sources and adjust the sound to your needs. This gives you full control over your sound without having to deal with complicated settings. The Alto Professional speaker is a reliable choice for anyone looking for rich sound and ease of use in a compact format. Features Alto TX415 Powerful active 15-inch speaker with clear and punchy sound Integrated Bluetooth for wireless music streaming True Wireless Stereo (TWS) enables wireless operation of two speakers Durable casing with metal front grille for high resilience Lightweight design with ergonomic carrying handles for easy transport Versatile use as a stand speaker or floor monitor Integrated 2-channel mixer for direct connection of microphones and audio sources Optimized sound dispersion for even sound distribution Powerful amplifier for rich and clear playback Easy operation with clear control options Technical Specifications Power: 350 W RMS / 700 W Peak (Class-D amplifier) Woofer: 15 inches (38.1 cm) with 5.1 cm voice coil Tweeter: 2.54 cm titanium diaphragm compression driver Frequency range: 75 Hz – 20 kHz Maximum sound pressure level (SPL): 121 dB @ 1 m Dispersion angle: 90° x 60° Bluetooth version: 5.0 with A2DP and AVRCP support Connections: 1x XLR/TRS combo jack (input), 1x XLR (mix output), 1x IEC power connector Enclosure: Polypropylene with metal grille, non-slip rubber feet Mounting: 36 mm tripod flange, monitor angle Power supply: 100–240 V AC, 50/60 Hz Weight: 14.4 kg Dimensions (W x H x D): 386 x 371 x 637 mm Package Contents Alto TX415 speaker Power cable
The TX18S from Alto Professional delivers powerful bass and impresses with versatility and ease of use. With its precise reproduction of low frequencies, it provides a solid foundation in large venues, clubs, or event locations. It also integrates seamlessly into existing sound systems in restaurants, gyms, or church halls, enhancing the sound with clearly defined depth. Thanks to a powerful 18-inch driver with a large voice coil, it reproduces even the deepest frequencies with impressive precision. Conventional full-range speakers often reach their limits when it comes to rich bass – this subwoofer steps in to extend the sound spectrum with the crucial nuances. An integrated 900-watt amplifier provides the necessary power and ensures clean signal processing even at high levels. Intelligent protection circuits prevent distortion or overloads, guaranteeing reliable operation whether in mobile use or as a permanent installation. Another highlight is the flexible sound tuning. Two preset sound modes – “Live” and “Music” – adjust the frequency response for different applications. Additionally, a selectable low-pass filter allows for optimal tuning with other speakers. This makes it easy to integrate the subwoofer into any sound system without needing to make complicated adjustments. The robust MDF enclosure is specifically designed to reduce resonance and contributes to excellent sound quality. A durable surface and a solid metal grille reliably protect the technology, even with intensive use. Practical carrying handles make transport easier, while the integrated speaker stand mount provides flexible placement options. A subwoofer that not only impresses with pure power but also with thoughtful design and simple operation – ideal for professional applications in a variety of environments. Features Alto TX18S Powerful 18-inch driver with a large voice coil for deep and precise bass 900-watt Class-D amplifier with high efficiency and clear sound DSP-controlled sound optimization with protection circuit for distortion-free reproduction Two sound modes – “Live” for stage applications, “Music” for powerful sound Selectable low-pass filter for optimal integration into different speaker systems Front bass reflex design for powerful and precise bass reproduction Robust, resonance-free MDF enclosure for long-lasting stability High-quality metal grille protects the speaker from damage Side carrying handles for convenient transport 36mm speaker stand mount for flexible placement options Developed and tuned in the USA Technical Specifications Driver: 18 inches (45.7 cm) with 3-inch voice coil Amplifier power: 450 W RMS / 900 W Peak (Class-D) Frequency range: 36 Hz – 115 Hz (-3 dB) Maximum sound pressure level: 126 dB @ 1 m Crossover: Selectable between 80 Hz, 100 Hz, and 120 Hz (24 dB/octave) Polarity reverse function Connections: 2 x XLR/TRS combo jacks (input), 2 x XLR (output) Enclosure: Internally braced MDF with front bass reflex port Surface: Black, durable textured coating Protection grille: Full metal grille Transport: Two side carrying handles Mounting: 36mm speaker stand mount Power supply: 100-120 V / 220-240 V AC, 50/60 Hz Weight: 39.8 kg Dimensions (W x D x H): 585 x 585 x 585 mm Included in the box Alto TX18S Subwoofer Power cable
The Alto Professional TrueMix 800 FX is your portable partner for all audio projects. Whether it's home recording, livestreaming, podcasting, or live performances, this compact audio mixer has everything you need with its integrated DSP effect processor and its outstanding versatility. With 16 high-quality effects, from chorus and flanger to premium delays and reverbs, the TrueMix 800 FX allows you to shape your sound to your liking. The Bluetooth function allows you to easily stream from your devices and offers a feedback-free phone pairing function thanks to the mix-minus technology. The TrueMix 800 FX features eight high-quality analog inputs equipped with high-headroom circuits to minimize noise and clipping in your signal. The four microphone inputs offer XLR connections, perfect for connecting dynamic and condenser microphones thanks to the 48V phantom power. They also have balanced ¼" line inputs for instruments and other line-level signals. In addition, the mixer provides two stereo input channels with balanced ¼" TRS inputs, ideal for audio sources with line level. All channels are equipped with a two-band EQ with color-coded controls that allow you to adjust your sound perfectly even in poor lighting. With the included additional button caps, you can customize the look of your mixer. The TrueMix 800 FX offers a fast and easy plug-and-play connection to your computer on Windows and macOS. Its compact size and extensive features make it the perfect companion for on-the-go use. With four independent headphone outputs, USB audio interface, USB I/O for audio playback and stereo recording, and numerous other features, the TrueMix 800 FX has everything you need for your audio projects. With the TrueMix 800 FX, you get a powerful, versatile, and portable audio mixer that gives you the freedom to shape your sound exactly as you need it. Features of Alto TrueMix800FX Compact design mixer, ideal for home recording, livestreaming, podcasts, or live performances Integrated USB audio interface USB input/output for stereo audio playback and recording Dedicated Bluetooth channel with mix-minus return for seamless connection with smartphone/tablet Four separate headphone outputs with individually adjustable volume 16 built-in Alesis multi-effects with their own return channel Main, tape, and AUX outputs in 1/4" size Four channels for microphone inputs with phantom power and balanced line inputs Two channels for stereo inputs with balanced 1/4" TRS jacks Two-band equalizer on all channels Two-track inputs with selectable routing to main mix or headphone output Eight-segment LED VU meter for precise level control Color-coded encoders Additional button covers included for customization Technical Specifications Frequency response: 20 - 22,000 Hz THD: < 0.005% SNR: > 110 dBu Bluetooth: 5.0 | A2DP | 2402 - 2480 MHz | approximately 30 m range Power supply: AC adapter | 18V | 1000 mA Power consumption: approximately 18 W Weight: 2.04 kg Dimensions (W x D x H): 305 x 238 x 79 mm Included in the Box Alto TrueMix800FX Mixer Power supply Quickstart Guide Warranty & Safety Instructions
Discover the hassle-free way to connect your favorite Bluetooth devices to mixers, speakers, or any XLR input with the Alto Bluetooth Ultimate Stereo Bluetooth Adapter. Thanks to its thoughtful design, you experience a true plug-and-play experience: simply plug the adapter into the XLR input, pair your device, and you're good to go. The Alto Bluetooth Ultimate is the perfect companion for long gigs and late-night sessions, equipped with a powerful battery that provides over six hours of runtime. This adapter offers versatile applications for live performances. Connect multiple adapters wirelessly for an impressive speaker system or take advantage of the generous range of up to 30 meters to move freely. Integrating the Alto Bluetooth Ultimate into your setup brings not only flexibility but also excellent audio quality that elevates your presentation. Features of the Alto Bluetooth Ultimate Plug-and-play stereo audio adapter for Bluetooth-enabled devices XLR connection for mixers, speakers, and more Ability to pair two adapters wirelessly for expanded speaker setups Range of up to 100 feet Built-in battery with over 6 hours of runtime per charge Technical Specifications Configuration: Receiver Analog/Digital: Digital Number of Receivers: 1 Range: approximately 30m (line of sight) Type of Antenna: Fixed Receiver Type: Plug-on Bluetooth Version: v5.0 Battery Type: Rechargeable Lithium-Ion Weight: 0.09 kg Dimensions (W x D x H): 137 x 23 x 38 mm
History of the Alto Professional Brand
Founded in 2000, Alto Professional, based in the USA, quickly became an established name in professional live sound. From the start, the brand pursued one clear goal: to develop high-quality audio technology that is both functional and affordable. The focus has always been on practical usability in live situations, whether on small club stages or at larger events. Today, the application spectrum ranges from DJ setups and live bands to permanent installations. Thanks to continuous product development and an understanding of the needs of musicians, event technicians and DJs, Alto Professional is now a fixed part of the international PA technology landscape. The brand stands for reliability, thoughtful design and the ambition to make audio technology accessible to everyone—without compromising on quality.
Product Range Overview
Alto Professional offers a wide range of audio products specifically developed for the professional live sector. The focus is on active PA speakers that deliver powerful sound and are characterised by ease of use and high reliability. The portfolio is complemented by compact (live) mixers ideal for smaller setups, mobile DJs or bands. In addition, the range includes practical accessories such as speaker stands, transport bags and wireless extensions, all designed for mobile use. Alto Professional targets users seeking robust, high-performance and easily integrable sound reinforcement technology.
PA Speakers for Live Music
Whether in clubs, rehearsal rooms or open-air events, Alto Professional’s active PA speakers offer a reliable, high-performance solution for almost any scenario. The speakers were designed specifically for live use and impress with modern DSP technology, high SPL reserves and user-friendly features. Their rugged construction makes them especially suitable for touring and frequent setup and teardown. Even in acoustically challenging environments, they deliver a clear, powerful sound image that faithfully reproduces both speech and music.
Typical features of Alto PA speakers:

- Integrated amplifiers with high output power for powerful sound
- DSP-driven sound optimization with multiple presets for different environments
- Durable plastic enclosure with carrying handles for easy transport
- Models with Bluetooth audio for wireless signal transmission
- Easy operation directly on the speaker or via app
(Live) Mixers for Stage and Studio
The mixers from Alto Professional stand out for their especially user-friendly operation and robust, stage-ready equipment. Designed for flexible use in live performances, rehearsals or DJ sets, they offer everything needed for a stable and clear signal flow. They target musicians, small bands and DJs who require a compact yet versatile solution—whether in clubs, on tour or in the studio.
Highlights in the mixer range:
- Compact design – perfect for mobile use and limited space
- Integrated effect sections with reverb, delay and chorus for sound refinement
- Flexible routing options with multiple mic, line and stereo channels
- Outputs for main and monitor – ideal for different speaker and monitor configurations
- Models with USB interface for easy integration into computer setups
Additional Products for Live Use
In addition to speakers and mixers, Alto Professional offers a range of supplementary live equipment that simplifies the setup and operation of a complete sound reinforcement system. These accessories target users who need to deploy their gear quickly and reliably—without sacrificing stability or sound quality.
The extended product range includes:
- Speaker stands made of sturdy aluminium for secure support on stage
- Transport covers that protect speakers and mixers from dust, moisture and bumps
- Wireless speaker systems for maximum flexibility in signal transmission
- Bluetooth interfaces for easy wireless connection of mobile devices
- Mobile audio solutions for spontaneous gigs, street performances or small events without fixed infrastructure
These accessories not only make your setup more versatile but also ensure smooth and professional operation of PA technology in various scenarios.
Popular Products in Detail
TS4 Series: Active PA Speakers
The TS4 series is among the most requested speaker lines from Alto Professional. With models like the Alto TS415 and the Alto TS408, it offers a selection of high-performance PA speakers suitable for both mobile DJ use and permanent installations.
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| Model | Alto TS415 | Alto TS408 |
| Category | PA Speaker | PA Speaker |
| Highlights/Special Features | App control, DSP presets | Compact & mobile |
| Price (approx. €) | 449 € | 299 € |
| Total Power | 2500 W Peak | 2000 W Peak |
| Frequency Range | 33 Hz – 20 kHz | 52 Hz – 20 kHz |
| Tweeter | 1 inch | 450 W RMS @ 4 Ω | 1 inch | 350 W RMS @ 4 Ω |
| Woofer | 15 inch | 800 W RMS @ 2 Ω | 8 inch | 650 W RMS @ 2 Ω |
| Max. SPL | 135 dB | 130 dB |
| Connections/Outputs | Bluetooth, XLR/TRS | Bluetooth, XLR/TRS |
| Weight | 17.2 kg | 9.4 kg |
| Dimensions | 417 × 402 × 643 mm | 256 × 245 × 436 mm |
These models deliver clear, powerful sound and are easy to transport thanks to their compact design. The integrated Bluetooth function and simple app control make them especially attractive for modern setups.
Compact Mixers: TrueMix and Live Series
In addition to the ZMX series, Alto also offers the TrueMix and Live series, which feature even more input options and built-in effects.
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| Model | TrueMix800FX | Live 1604 |
| Category | Mixer | Mixer |
| Highlights/Special Features | USB interface & effects | 10 mic preamps, FX processor |
| Price (approx. €) | 189 € | 599 € |
| Frequency Range | 20 Hz – 22,000 Hz | 20 Hz – 20,000 Hz |
| SNR (Signal-to-Noise Ratio) | > 110 dBu | 90 dB |
| THD (Total Harmonic Distortion) | < 0.005 % | < 0.03 % |
| Connections/Outputs | 8 channels, USB, FX, Bluetooth | 16 channels, USB, FX |
| Dimensions | 305 × 238 × 79 mm | 492 × 417 × 79 mm |
Both models target live musicians and sound engineers who demand high standards of sound, routing and mobility.
TX Series Subwoofers: Deep Frequencies for Extra Punch
For bass management, Alto’s TX series offers matching active subwoofers. They perfectly complement the top units of the TS and TX series.
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| Model | Alto TX12S | Alto TX18S |
| Category | Subwoofer | Subwoofer |
| Features | Compact, ideal for small gigs | High sound pressure for larger rooms |
| Price (approx. €) | €399 | €599 |
| Amplifier Power | 450 W RMS / 900 W Peak | 450 W RMS / 900 W Peak |
| Frequency Response | 46 Hz – 115 Hz | 36 Hz – 115 Hz |
| Woofer | 12 inch (30.5 cm) with 5 cm voice coil | 18 inch (45.7 cm) with 7.6 cm voice coil |
| Max. SPL | 126 dB | 126 dB |
| Inputs/Outputs | XLR | XLR |
| Weight | 22.4 kg | 39.8 kg |
| Dimensions | 405 × 405 × 510 mm | 585 × 585 × 585 mm |
These subwoofers give you the low-end punch you need and integrate easily into your existing setups.
Bluetooth Accessories and Effects Units
For more flexibility in your signal flow, the Alto Bluetooth Ultimate is a compact interface for wireless audio playback.
| Model | Bluetooth Ultimate | ![]() |
| Category | Bluetooth Interface | |
| Features | Wireless connection via XLR | |
| Price (approx. €) | €79 | |
| Battery Life | > 6 hours per charge | |
| Range | approx. 30 m (line of sight) | |
| Analog/Digital | Digital | |
| Inputs/Outputs | XLR, battery-powered | |
| Dimensions | 137 × 23 × 38 mm |
The Alto Über FX2 is a portable speaker with DSP effects, perfect for smaller stages or presentations.
| Model | Uber FX2 | ![]() |
| Category | Portable Speaker | |
| Features | Built-in DSP & battery power | |
| Price (approx. €) | €273 | |
| Total Power | 200 W | |
| Battery Life | up to 100 hours | |
| Tweeters | Two 1.0 inch / 25 mm | |
| Woofer | 8 inch | |
| Inputs/Outputs | Bluetooth, mixer, battery | |
| Dimensions | 493 × 384 × 267 mm |
These devices expand Alto Professional’s portfolio with practical tools for modern live setups.
Quality and Value
Alto Professional stands for reliable engineering designed for demanding live use. The brand combines robust build quality with user-oriented functionality, so you get gear that performs day after day on stage.
Despite the solid construction, Alto Professional keeps the price fair, so you benefit from a strong balance of cost and performance. If you’re looking for a cohesive, dependable setup that sounds great and lasts, Alto Professional is an economical choice. Widespread use in clubs, stages, and mobile events shows why pros trust this brand for live sound.
Why Alto Professional Is a Mainstay in Live Sound
With a clear focus on live applications, ongoing product development, and a practical lineup, Alto Professional has earned its place in event technology. You get rugged equipment that meets the rigors of stage, club, or mobile use.
The emphasis isn’t just on function but also on ease of use and sound quality that appeals to both pros and ambitious beginners. The balanced ratio of price, performance, and reliability lets you integrate Alto Professional into diverse sound setups.







