Adastra RM406 100V Mixer Amplifier 6 x 40W + USB/SD/FM/Bluetooth
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Adastra RM406 100V Mixer Amplifier 6 x 40W + USB/SD/FM/Bluetooth
Zone mixer-amplifier with 6 x 40W class D power section for 100V or 4/8 Ohms speakers. Each zone can be monitored from the front panel via a headphone output with volume control. 3 mic/line inputs, 1 aux input and an integral USB/SD/FM player with Bluetooth receiver can be matrix switched to any of the 6 zones independently. Mic 1 channel has a variable override and each microphone input has switchable phantom power. A master chime with volume can be used for paging calls and alerts. Designed for multi-room systems requiring different audio sources.
This is a practical option if you need a full size (19 inch) with clearly specified features and straightforward compatibility. The details below come from AVSL's current product information, so you can check the connections, size and performance before ordering.
What Is It Actually For?
It is designed for integral USB/SD/FM audio player. The remaining features make it useful where you want a tidy, dependable setup without unnecessary complication.
Why Choose This One?
The RM406 gives you a sensibly specified full size (19 inch) from Adastra. It is worth considering when you want the stated specification without paying for features that may not be relevant to your setup.
Who Is It For?
This is aimed at home users, installers, performers, schools, venues and production teams who need a suitable full size (19 inch). Suitability will depend on the connections and specification your system requires, so those are worth checking carefully.
Key Features
- Integral USB/SD/FM audio player
- 100V or 4/8 Ohms operation
- 6 independent output zones
- 3 mic/line and 1 auxiliary input
- Mic priority and chime functions
- Switchable +20V phantom power
- 24V mute contacts
- Monitor headphones output
Specifications
| Brand | Adastra |
|---|---|
| Model | RM406 |
| SKU | 953.160UK |
| EAN | 5015972211106 |
| Power supply | 170-264Vac, 50Hz (IEC) |
| Power output | 6 x 40W rms |
| Audio source | USB/SD/FM/BT audio player |
| Amplifier : construction | Class D + transformer outputs |
| Inputs | 3 x mic/line (XLR/jack), auxiliary 2 x RCA |
| Zone outputs: line | 6 x RCA (mono) |
| Zone outputs: speaker | 6 x terminal outputs 100V / 8 Ohms / 4 Ohms / Com |
| Phantom power | +20V switchable to each XLR |
| Monitor outputs | 6.3mm stereo phones, 2 x RCA line |
| Mute | +24V relay contacts |
| THD | <0.76% @ 1kHz |
| Input impedance | 1k Ohms (mic/line) |
| Input sensitivity | -11dB (line), -46dB (mic) |
| SNR | 84dB (line), 82dB (mic) |
| Bluetooth version | 5.0 |
| Frequency response | 100Hz - 24kHz |
| Dimensions | 433 x 89 x 302mm |
| Weight | 11kg |
| Packaged weight | 10.0000kg |
| Packaged dimensions | 160 x 160 x 550 mm |
| Country of origin | CN |
| Tariff code | 8518500090 |
What’s Included
- 1 x Adastra RM406 100V Mixer Amplifier 6 x 40W + USB/SD/FM/Bluetooth
Please Note
Please check connections, measurements and compatibility before ordering. Batteries, cables, fixings and accessories are only included where specifically stated in the product description.
Not Sure If This Is Right?
If you are not sure whether this full size (19 inch) will work with your existing equipment, get in touch with the make and model of the equipment you are connecting it to and we will help you check.

