Designed with aluminum alloy panels, it has a high-end appearance and a 1.5U chassis. It has a small volume, occupies less space, and has good heat dissipation space.

It has 3 emergency broadcast inputs, of which 2 adopt constant voltage mode of 0-70V/0-100V input, and 1 can be connected to IP broadcast terminal input. When the emergency broadcast signal is inserted, the device will automatically switch to the emergency broadcast state.

Supports 3 audio signal inputs, 1 RCA, 1 3.5 stereo, and 1 * 6.35 microphone input.

Supports audio signal output from 1 channel of 3.5 headphone jack, enabling high-quality audio transmission and providing clear and high-quality audio for recording equipment. It can also output audio to active speakers or amplifiers for amplification, and supports independent adjustment of line volume, treble, midrange, bass, and reverberation.