Adastra RM406 100V Mixer Amplifier 6 x 40W + USB/SD/FM/Bluetooth

Adastra 6-Zone 100V Mixer Amplifier - 240W (6 x 40W) with Bluetooth, USB/SD & FM

Overview

The Adastra 6-Zone Mixer Amplifier is a powerful and flexible multi-zone audio solution, delivering 6 x 40W RMS (240W total) via a Class-D amplifier with transformer-isolated outputs. Designed for commercial installations, it enables independent audio distribution across six zones with selectable source routing.

Featuring integrated media playback, Bluetooth streaming and comprehensive microphone support, this amplifier is ideal for venues requiring background music, paging and multi-area audio control.

6-Zone Matrix Audio Distribution

The built-in matrix system allows each zone to be assigned its own audio source, providing true flexibility for multi-room installations.

• 6 independent speaker zones
• 6 x 40W RMS output (240W total)
• Independent source selection per zone
• Dedicated line outputs for each zone

Flexible Speaker Compatibility

Suitable for both distributed and low-impedance systems, the amplifier supports a wide range of speaker configurations.

• 100V line speaker output per zone
• Compatible with 4Ω and 8Ω speaker loads
• Secure terminal connections for installation use

Integrated Media Player & Bluetooth

Built-in audio sources eliminate the need for external playback devices, simplifying system design.

• USB and SD card MP3 playback
• FM radio tuner
• Bluetooth 5.0 wireless streaming

Comprehensive Input Options

Multiple microphone and line inputs allow integration with a wide range of audio sources.

• 3 x mic/line inputs (XLR/jack combo)
• 1 x stereo AUX input (RCA)
• Switchable +20V phantom power for condenser microphones

Paging & Priority Control

Designed for public address applications, the amplifier includes priority override and announcement features.

• Mic 1 priority override function
• Built-in paging chime
• 24V mute contacts for fire alarm/emergency integration

Monitoring & User Control

Front panel controls and monitoring outputs allow quick system adjustment and troubleshooting.

• Headphone output for zone monitoring
• Independent monitor volume control
• Intuitive front panel operation

Key Features

• 6-zone matrix mixer amplifier with 240W total output
• Class-D amplification with transformer outputs
• Independent source routing per zone
• Integrated USB/SD player, FM tuner and Bluetooth
• 3 mic/line inputs with phantom power
• Mic priority override and paging chime
• Supports 100V, 4Ω and 8Ω speaker systems
• Zone monitoring via headphone output
• 24V emergency mute input

Specifications

Applications

Ideal for hotels, schools, offices, retail environments, restaurants and public buildings requiring multi-zone background music, paging and flexible audio routing.

Q&A

Q: Can each zone play a different audio source?
A: Yes, the matrix system allows independent source selection for each zone.

Q: Does it support Bluetooth audio?
A: Yes, it features Bluetooth 5.0 for wireless music streaming.

Q: Is it suitable for paging and announcements?
A: Yes, it includes microphone priority override, paging chime and emergency mute integration.