Bogen GS35 Gold Seal series mixer amplifier. 35 watt 7 input mixer amplifer. 4 mike in-1 aux-1 mike/tel-1 mike/aux. Outputs 4-8 ohm and 25V & 70V. Dual function 10 band equalizer. Tape out. Pre-amp out. Power amp in and booster output. Phantom power capable.