Built-in Bluetooth, connect with mobilephone or other Bluetooth playerBuilt-in MP3 player to play music in multiple formats and record, with LED displayConnect USB to PC to PLAY & RECORD (STEREO)1. 6/8 input channels mixer2. Independent 3.5mm stereo input, flexible connectivity for a variety of external devices3. Has Hl-Z and LOW CUT control, make the use of MIC/LINE inputs more professionaland widespread4. SUBWOOFER and AUX outputs, to make it more usable5. Rugged metal chassis and exquisite panel on two sides6. DC 5V power supply, or PC power supply