* Standard rack mounted design (1U), exquisite SMT process design.

* With MP3 function module, adopt LCD display, support playback of various file formats in U disk such as MP3, WMA, APE, FLAC, WAV, and AAC; with TF card, support mobile phone Bluetooth function, and can display song names.

* Support mp3/TUNER/Bluetooth remote control function.

* 1 channel EMC input, 2 channels AUX input, 4 channels MIC input.

* Channel priority: EMC >MIC1>MIC2, MIC3, AUX1, AUX2.

* Each channel has independent volume control function; master input has volume control and treble/bass control.

* MIC1-4 supports balanced input, built-in 48V phantom power.

* The machine is equipped with level indication, overload and protection indicator.

* The device has good self-protection such as short circuit, overload and overheating.

* Two output modes: constant voltage output 100V, constant resistance output 4-16Ω.

* Energy-efficient switching power supply combines with energy-saving and ultra-stable design of Class D amplifiers.

* Support backup power supply 24V switching without delay (optional).