Alto Professional TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker with Bluetooth

SKU: ALTS408XUS MFR: TS408XUS
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Key Features

  • Experience powerful 2000W output for crystal-clear audio in any live sound environment.
  • Enjoy versatile connectivity with XLR+1/4" TRS combo inputs, perfect for diverse audio setups.
  • Deliver exceptional sound quality with the 8" low-frequency driver and 1" high-frequency driver.
  • Benefit from robust durability, ensuring reliable performance for all your events and gigs.
  • Easily control your sound with Bluetooth volume, pairing, and DSP presets for optimal audio.
  • Achieve professional sound reinforcement for venues, events, and mobile DJ setups.
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Special Order?Estimated to Ship: 02/26/2026
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Questions & Answers

FAQ

What devices can I connect to the TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker with Bluetooth?

You can connect a variety of devices to the TS408, including laptops, phones, and tablets via Bluetooth. It also has two Mic/Line input channels with XLR/TRS combo jacks for microphones, instruments, and line-level signals.

What is the function of the free Alto App?

The free Alto App, available for both Android and iOS, provides remote control over Bluetooth levels, Speaker Use Modes, Custom EQ, and Sub Size selection. You can also configure True Wireless Stereo linking remotely via the app.

Can I use the TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker with Bluetooth for live performances?

Yes, the TS408 is designed for reliability and exceptional live sound performance at every event. It delivers loud, clear, and room-filling sound, making it ideal for live performances.

What are the 'Speaker Use' modes of the TS408?

The TS408 comes with three preset 'Speaker Use' modes that allow you to optimize the speaker for any application. You can also configure a Custom EQ within the Alto App for more control over your sound.

How can I set up the True Wireless Stereo function on the TS408?

The True Wireless Stereo function can be set up using the free Alto App. This function allows you to stream Bluetooth audio to two TS4 speakers in perfect stereo without the need for any cables.

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Alto Professional TrueSonic 4 Specifications

  • Output Power

    2000W

  • Low-Frequency Driver

    8" Driver, 2.0" (50mm) high-temperature voice coil. 1x 650 W RMS @ 2 Ohm.

  • High-Frequency Driver

    1" Exit ceramic driver with 1.4" (35mm) coil. 1x 350 W @ 4 Ohm.

  • Crossover Frequency

    2 kHz

  • Maximum SPL

    130 dB (peak), 127 dB (continuous) (dB-SPL @ 1 m)

  • Frequency Response

    62 Hz - 20 kHz (+/-3 dB)

  • Frequency Range

    52 Hz - 20 kHz (-10 dB)

  • Horn Coverage

    90 Degree horizontal x 60 Degree vertical (nominal)

  • Connectors

    2x XLR+1/4" (6.35mm) TRS combo inputs (Balanced), 1x XLR output (Link), 1x IEC power cable input

  • Input Impedance Line

    10 K Ohm balanced, 20 K Ohm unbalanced, Mic: 1.2K

  • Line Gain/Volume Control Range

    -Infinite to 0 dB, +4 dBu nominal, +10 dBu for max output

  • Mic/Inst. Gain/Volume Control Range

    -Infinite to +50 dB

  • USB Charging Port

    5V 2.1A

  • Controls

    Power switch, 2x Gain control knobs (1 per input), 2x Mic/Line switches, Bluetooth volume control encoder, Pairing button, Stereo Link button, Sub Size button, Speaker Use button

  • Indicators

    1x Input Channel Signal/Limit/Clip LED (Green = Ch1/2 Signal) (Yellow = Ch1/2 Limiter) (Red = Ch1/2 Output Clipped), 1x Bluetooth LED (Blue), 1x Link LED (Orange), 4x DSP Presets LED (Green), 3x HPF LED (Green)

  • Power Connection

    IEC Power

  • Voltage

    100-120V, 50/60Hz; 220-240V, 50-60Hz

  • Consumption

    900W

  • Fuse

    100-120V T10AL AC250V; 220-240V T5AL AC250V

  • Protection

    Electronic clip, thermal, and transducer overdrive protection

  • Enclosure

    Injected Molded Enclosure and Perforated Metal Grille

  • Mounting/Installation

    Standard 36 mm pole socket, flown application, suspended with integral M6 points, or in a wedge monitor position

  • Operating Temperature

    14 Degree F to 113 Degree F (-10 Degree C to 45 Degree C)

  • Dimensions (H x W x D)

    17.2 x 10.1 x 9.6" (436 x 256 x 245mm)

  • Weight

    20.7 lbs (9.4kg)

  • UPC Code

    0816311012034

About Alto Professional TrueSonic 4

Just when you thought the audio experience couldn't get any better, the TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker with Bluetooth steps in to redefine your expectations. This advanced speaker system builds upon the legacy of our best-selling TrueSonic speakers, offering enhanced power, crystal-clear sound, and cutting-edge Bluetooth capabilities.

The TS4 Series is not just a speaker; it's a compact, lightweight powerhouse designed for reliability and exceptional live sound performance at every event. Whether you're looking for a robust vocal PA system or a bass-thumping DJ set, the TS4 speakers deliver loud, clear, and room-filling sound for any application.

Equipped with an 8-inch woofer and a 1.4-inch compression driver, the TS408 delivers a whopping 2000W of class-leading power, ensuring both power and clarity are delivered in equal measure.

The TS4 Series also introduces the free Alto App, available for both Android and iOS. This app provides hands-on remote control over Bluetooth levels, Speaker Use Modes, Custom EQ, and Sub Size selection. Moreover, the True Wireless Stereo linking can be configured remotely via the app, saving you precious setup time.

Every TS4 speaker comes with an integrated 3-channel mixer, featuring two Mic/Line input channels and a dedicated Bluetooth channel. The Mic/Line channels come with XLR/TRS combo jacks, allowing you to use microphones, instruments, and line-level signals without the need for additional hardware or adjustments.

The TS4 Series also offers simple Bluetooth streaming and speaker linking. Its built-in Bluetooth connectivity allows you to easily pair your laptop, phone, or tablet and start streaming your favorite tunes in no time. With the True Wireless Stereo function, you can stream Bluetooth audio to two TS4 speakers in perfect stereo, eliminating the need for any cables.

The TS4's three preset "Speaker Use" modes allow you to optimize the speaker for any application, ensuring great sound every time at the touch of a button. For more control over your sound, you can configure a Custom EQ within the Alto App and remotely adjust the settings from any listening point in the venue.

The TS4 Series is not only versatile but also reliable. From the high-quality drivers to the fanless class D amplifiers, every aspect of the TS4 Series has been designed for superb reliability. Each speaker features a lightweight, sleek, black box design that can be used as the application demands - freestanding, as a wedge monitor, pole-mounted, or suspended via the integrated suspension points.

Experience the TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker with Bluetooth - a true sonic powerhouse that delivers an unparalleled audio experience.

Alto Professional TrueSonic 4 Features

  • 2000W for powerful performance
  • Free Alto App (iOS/Android) for remote configuration and control
  • Bluetooth audio streaming direct from device
  • On-board DSP with 4 Speaker Use modes (inc. Custom EQ via App)
  • True Wireless Stereo speaker linking via Bluetooth
  • Integrated 3-channel mixer with dual XLR 1/4" combo inputs, mic/line switches and independent level controls
  • XLR Mix output, Speaker Use, and Sub Size Controls
  • 8" driver, 2.0" (50mm) high-temperature voice coil
  • 1" exit ceramic driver with 1.4" (35mm) coil
  • Lightweight enclosure for easy transport, set up and installation
  • Versatile design - pole-mountable, wedge monitor or flown application with integral M6 suspension points
  • Powerful and efficient class D amplifiers with fanless cooling design to run cleaner, quieter and with greater long-term reliability
  • Designed and tuned in the USA

Warranty Information

This product has a limited warranty of 12 months for parts and 12 months for labor.

Key Features

  • Experience powerful 2000W output for crystal-clear audio in any live sound environment.
  • Enjoy versatile connectivity with XLR+1/4" TRS combo inputs, perfect for diverse audio setups.
  • Deliver exceptional sound quality with the 8" low-frequency driver and 1" high-frequency driver.
  • Benefit from robust durability, ensuring reliable performance for all your events and gigs.
  • Easily control your sound with Bluetooth volume, pairing, and DSP presets for optimal audio.
  • Achieve professional sound reinforcement for venues, events, and mobile DJ setups.

What's in the box:

  • Alto Professional TrueSonic 4 TS408 8" 2000W 2-Way Powered Loudspeaker
  • Power Cable
  • Software Download Card
  • User Manual
  • Alto Professional 1 Year Limited Warranty