19" Multi Purpose PA Mixer. 10 Inputs on 7 Channels. USB is BiDirectional for Mono Recording or Stereo Playback via PC. Internal WMA- WAV- FLAC- APE and MP3 Media Player for USB Memory Sticks. Media Player can be used as a Mono mp3 Recorder. Integrated Bluetooth Receiver. Internal 32bit DSP Effect Unit with 16 Effects + Separate Parameter Control. Input Control on all Channels. General 48V Phantom Power SwitchPower Supply: 100-240Vac- 50/60Hz Power Consumption: 25W Inputs: 10 (4 Mic/Line- 2 Mic/Stereo Line- 1 Player/Stereo In/USB) Unit Size: 4U Dimensions: 480 x 200 x 150mm Weight: 4.1Kg. A multi-purpose PA mixer that can be installed into a rack due to the 19" rack mountable ears. This mixer has 10 inputs- there are 7 channels- 6 of the channels have microphone inputs with a choice of mono line level inputs on 4 of these and a choice of stereo line inputs on two of these. There is an additional stereo line input on channel 7 with a 3.5mm jack on the front panel and RCA on the back. A USB socket can be found on the front- this is Bidirectional for mono recording or stereo playback via PC/Mac. The built in media player will play WMA- WAV- FLAC- APE and MP3 files via a memory stick. The media player can also be used as a mono mp3 recorder and has a built in Bluetooth receiver. The internal 32bit DSP unit can add effects to microphones- 16 effects to choose from- with a separate parameter control- this gives plenty of choice. Each channel has gain- pan- low cut switch(on MIC channels)- treble- mid- bass- aux send (Post Fader) and effect controls. Phantom Power can be switched on for all microphone channels- making them suitable for condenser microphones. The two output channels- master and group allow individual control over two amplifiers/powered speakers. Lots of key features on this mixer- but not complicated to use.. pa mixer-audio mixer 19" rackmount mixer