Description
The device shown is a D-MAX AV-1000 MP3 digital stereo mixer amplifier with four-channel microphone operation and a USB system. It is likely used for karaoke or public address (PA) systems.
Helpful information:
It has an echo repeat delay function.
It supports MP3 playback via USB.
It has a four-channel microphone input.
It includes bass and treble controls.
It has left and right level indicators.
It has a scan function.
It appears to have an FM radio function.
. . . . Items. . . .
Two speakers
An audio mixer/amplifier
3. microphone