Shure SCM 810 E Professional Automation Mixer - 8/1ch, 19"/1U, link in/out (max 50 SCM linkable), 48V phantom power, sum limiter, aux in, phones out, direct outs, microphone logic terminal, predial function, NOM function, gating LMLO function (last mic lock on). Per channel: 6dB low cut, 25-320Hz variable high EQ, 5KHz +/- 6dB, 10kHz +/-8dB shelf..