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.