NewHank
Control USB BT - Mic/Line Mixer with build-in USB/SD/BlueTooth Player

Mic/Line Mixer with build-in USB/SD/BlueTooth Player
CONTROL USB BT is a simple to use 3 Channel 19" Stereo Rack Mixer with USB/SD/BlueTooth player.Channel 1 TS Microphone input. Channel 2 play back your mp3/wav music files from USB/SD-card, or connect to another portable audio device via the 3.5mm external stereo-input. Channel 3 lets you control any external line source via a pair of stereo RCA.