... and effect send):+4dB 10KohmHum/Noise:-40dBGain structure: Ch .in (Lo-z)76dB Ch, in (Hi-z)48dB AUX in 31dB TAPE ... ,125,250,500,1k,2k,4k,8k,16KHz)Internal digital effect:16 class digital effect.Phantom power:+48VPower requirement:115VAC and 230VAC,50 ...