ub222-pro-fx series mixing console. there are 16 balanced high-headroom line inputs, 8 invisible mic preamps (imps), 3 aux sends per channel (1 pre fader for monitoring, 1 pre/post fader switchable for monitoring/fx applications and 1 post fader for internal fx or as external send). there are effective, extremely musical 3-band eqs with semi-parametric mid bands plus switchable low-cut filters on all mono channels. 2 subgroups with separate outputs for added routing flexibility and 3 multi-functional stereo aux returns with flexible routing are also there.