2000 Watt 12 Channel Powered Mixer. Crystal Clear Sound & Ultra low Noise Design. This powered mixer has a USB soundcard and audio interface to record and connect to MAC or PC and it has universal digital audio file compatibility. Connect your external USB, computer PC, flash drive or Bluetooth device to mix & record. Use the built-in controls to play/pause, skip tracks and switch between modes. Its a very powerful mixer can be used inside or outside the door or also church and party.