MG Series mixers feature AUX sends for expanding your sound reinforcement or recording setup, allowing you to incorporate the internal, or external effects, output to external recording devices, or feed to a monitoring system. Master send controls are also provided. The MG12XU features two stereo group buses and outputs that can be used for convenient channel grouping. Assign switches for the stereo and group buses are located next to each channel fader. The MG12XU has the following features: 12-Channel Mixing Console Max. 6 Mic / 12 Line Inputs (4 mono + 4 stereo) 2 GROUP Buses + 1 Stereo Bus 2 AUX (incl. FX) “D-PRE” mic preamps with an inverted Darlington circuit 1-Knob compressors High-grade effects: SPX with 24 programs 24-bit / 192kHz 2in / 2out USB Audio functions Works with the iPad (2 or later) through the Apple iPad Camera Connection Kit / Lightning to USB Camera Adapter Includes Cubase Al DAW software download version PAD switch on mono inputs +48V phantom power XLR balanced outputs Internal universal power supply for world-wide use Optional Rack Mount Kit RK-MG12 Available Metal chassis Dimensions(W×H×D): 308 mm x 118 mm x 422 mm (12.1" x4.6" x16.6") Net Weight: 4.2 kg (9.3 lbs