RECORD AND CONNECT TO PC: This personal mixer has a USB soundcard and audio interface to record and connect to PC and it has universal digital audio file compatibility. Can be used by beginners or studio professional applications BLUETOOTH: This portable multi channel DJ sound controller has Bluetooth for wireless streaming and use it as an input to mix signal with other input channels. It works with iPhone, Android, iPad, Tablet and MP3 Player. The wireless range is 15 ft 12-CHANNEL MIXER: The device caters multiple device connectivity because it has 12 channels. It has 2 " (L/R) main outputs, 4 XLR 14" combo audio line/MIC IN, 2 pair RCA inputs, 2 pair " mono+stereo inputs, " send+return inputs, " headphone jack LED INDICATOR LIGHTS: The recording mixer has LED indicator lights and rotary adjustment knobs for user convenience. It has input selection, master volume controls, independent channel balance and high, plus, low frequency adjustment +48V PHANTOM POWER: For reliable power source, this DJ mixer comes with a +48V Phantom power supply.