The Yamaha MG12xU is a compact mixer capable of twelve simultaneous inputs that is ideal for performances, recordings lectures and more. The mixer features four mono mic/line combo input channels, two stereo line input channels that can also be used as mono mic or line inputs (Xlr and stereo 1/4"" inputs) and two stereo line inputs with 1/4"" and Rca jacks. It also features Usb connectivity and is capable of providing two channels in and two channels out to your computer at up to 24-bit / 192kHz, ideal for recording live performances, demos and more. Channels 1-8 are each equipped with D-pre mic preamps, 3-band Eq, pan control and a high pass filter. The D-pre mic preamps feature an inverted Darlington circuit and switchable 48V phantom power for use with dynamic and condenser microphones. Channels 1-4 each also feature 26dB attenuation switches for use with loud sound sources such as guitar amplifiers and drums.