Yamaha MG10XU 10 Channel Mixer w/FX + SKB UB1212 Travel Bag Carry Case On-board processors : SPX algorithm: 24 programs Phantom power : +48 V Digital I/O : USB Audio Class 2.0 compliant, Sampling Frequency: Max 192 kHz, Bit Depth: 24-bit Mono[MIC/LINE] : 4 Stereo[LINE] : 3