mp3 &.
wma files from USB drives and SD CardsTrack number & time will display for USB / SD Card inputsRepeat playback on USB / SD Card inputsBluetooth compatibility allows for wireless connection to any A2DP stereo Bluetooth deviceFeatures Bluetooth v3.. Technical Pro 4000 watts Professional Bluetooth Home Audio Receiver with Built-in DVD Player, Dual 1/4'' Mic and USB SD Inputs for Karaoke.