Yamaha MG16/4 16 Channel Mixer (10 XLR Inputs)Headphone jack loose Please message us if you have any questions. 16 input channels: 8 mono microphone line inputs 4 stereo line inputs, 2 of which double as mono mic inputs 10 low noise, high precision mic preamps with switchable phantom power Insert I O patch points 4 buses (stereo and group) 3 band equalizers on all input channels Switchable high pass filters on all mono mic ins 2 aux sends Stereo aux return Illuminated switches