ALTO PROFESSIONAL TX408
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Everything you need to know about the TX408 bi-amplified loudspeaker
Everything you need to know about the TX408 bi-amplified loudspeaker
- 350 W of bi-amplified power with an 8-inch loudspeaker and 1-inch titanium compression driver for clear, dynamic sound
- 90 x 60° coverage and 114 dB max SPL for effectively covering small stages and confined spaces
- Bluetooth 5.0 with TWS for wirelessly pairing two TX4 loudspeakers in stereo
- 2-channel mixer, Contour EQ, rugged polypropylene enclosure and 36 mm pole mount socket
Manufacturer Information
Alto Pro
https://www.inmusicbrands.com
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Safety manager:
Algam SAS
Email: contact@algam.net
Address:
Essential Information About the TX408 Bi-Amplified Active Speaker
- 350 W bi-amplified power with an 8-inch speaker and 1-inch titanium driver for clear and dynamic sound
- 90 x 60 dispersion and 114 dB max SPL to effectively cover small stages and confined spaces
- Bluetooth 5.0 with TWS to pair two TX4 speakers in stereo wirelessly
- 2-channel mixer, Contour EQ, rugged polypropylene enclosure, and 36 mm pole mount
The Compact Model of the TX4 Series, Designed for Mobility
The TX408 continues the TX4 series tradition: a lightweight format, durable enclosure, and refined sound dispersion. It delivers the essentials expected from a modern PA speaker, prioritizing simplicity and efficiency in the field.
For Mobile Performances, Personal Monitors, and Small Venues
Whether you're hosting a private party, an intimate concert, a fitness class, or need a precise stage monitor, the TX408 offers useful power and intelligibility. Its 90 x 60 directivity and angled cabinet facilitate use as a front-of-house or wedge monitor, with effortless transport thanks to its top handle.
Technical specifications
| Battery | No | EQ | Switch contour |
| Frequency response - start | 75 Hz | Baseplate width | 36 mm |
| Frequency response - end | 20 kHz | Media Player | Bluetooth |
| Category | Soundsystem | Mixer | Yes |
| Type | passive speaker | Cutaway | Yes |
| Peak power | 350 W | SPL max | 114 dB |
| Number of channels | 2 channels | Speaker structure | polypropylene |
| Amplification | Active amplified | Transport | 1 handle |
| Application | Facade, Stage monitor | Inputs | combo XLR/jack |
| Bluetooth | Yes | Outputs | XLR mix out |
| Connection | XLR | Color | Black |
| Speaker diameter | 8", 1,4" | Finishing | Matt |
| Number of speakers | 2 | Power output | 175 W |
| Tweeter | 1", titanium diaphragm | Power / type | RMS |
| Horizontal dispersion in degrees | 90.0000 | Weight | 5.9 kg |
| Vertical dispersion in degrees | 60.0000 | Dimensions (mm) | 422 x 272 x 251 |
Questions frequently asked
Bluetooth and wireless stereo on the Alto Professional TX408: how does it work?
Bluetooth 5.0 streaming supports A2DP and AVRCP profiles from a smartphone or tablet. The True Wireless Stereo feature allows pairing two TX4 speakers for cable-free stereo playback.
Can this speaker be used as a stage monitor?
Thanks to its angled cabinet, the speaker can be positioned as a wedge for stage monitoring. Its 90° x 60° dispersion promotes controlled coverage, while the 8-inch driver is complemented by a 1-inch titanium diaphragm compression driver.
What power and sound level are specified?
With 175 W RMS and 350 W peak, this speaker features bi-amplified amplification dedicated to low and high frequencies. The maximum SPL reaches 114 dB at 1 m. Frequency response ranges from 75 Hz to 20 kHz.
What inputs are available for a microphone or audio source?
The built-in mini mixer offers two mic/line channels on combo XLR/jack inputs with a mic/line selector. An XLR Mix Out output allows sending the mix to other equipment.
Is it easy to carry and mount on a stand?
Its 5.9 kg polypropylene enclosure includes a top handle and a 36 mm pole mount socket.



