... -32 Features GL2400 Features16,24,32 and 40 channel frames, LR and M main mixers 4 audio groups; 6 AUX sending ... FOH/MonitormixingMono channels can be used for left/right mix, LR mono sum,or engineers wedgeRecording capable with channel direct outputs ... ):Mic EIN -128dB; Residual output noise <-96dBu(-100dB S/N); LR mix noise 16 routed <-86dBu(-90dB S/N); Group mix ...