■ 4mic input■4line input &4groups stereo input■each input channel with 3band eq■ 2stereo output , 4 aux return ,2aux send■ 2 group record output/input■ 2 ctrlr output, alt3 –alt4output■ locut 75hz@18db/oct each channel■ 48vphantom power■mute,pfl,delay,reverb, solo functions■24 bit @48khz multi processor30effects■1headphone monitor output■g.w.:12.5kgs