Adastra RM-series RM480D Mixer-amp, 480W, DAB+ Bluetooth USB SD, 2U Rack Mountable, 100V Outputs

Adastra RM480D 100V Mixer Amplifier with DAB+, Bluetooth, and USB/SD

The Adastra RM480D is a versatile and powerful 100V mixer amplifier designed for commercial and professional audio installations. With a robust 480W output, this unit is ideal for multi-zone public address systems, retail spaces, conference rooms, and hospitality venues requiring high-quality audio distribution. Featuring built-in Bluetooth connectivity, a DAB+/FM tuner, and a USB/SD media player, it provides multiple playback options for seamless audio integration. Its user-friendly design includes intuitive front-panel controls for mic and line inputs, bass and treble adjustments, and master volume control, making it easy to tailor sound output to any environment. Whether used for background music, announcements, or paging systems, the RM480D delivers reliable, high-performance audio for various applications.

Designed for flexibility and efficiency, the RM480D offers four selectable 100V speaker outputs plus an additional unswitched output, ensuring compatibility with different speaker configurations. The unit includes an XLR input with switchable +20V phantom power, two mic/line inputs, and two RCA line inputs, making it suitable for both speech and music applications. A VOX voiceover function allows for automatic ducking of background music during announcements. The rear panel features 24V emergency mute contacts, enabling priority control in emergency situations. Housed in a durable 2U 19" rack-mountable chassis, the amplifier operates on both 230V mains and 24V DC power, ensuring uninterrupted performance in critical setups. With a low total harmonic distortion (<1.0%) and an adjustable equaliser, the RM480D provides clear, balanced sound, making it the ideal choice for professional audio installations.