Rack-mountable 1U mixer with 4 mic inputs and 3 auxiliary inputs. Mic channel 1 has 20V phantom power and adjustable voice-over muting of auxiliary channels. An additional priority input can be connected to a line level input or an external 100V line PA system for emergency paging. Output connections are stereo jack with master bass and treble tone controls. Designed as a master or extension mixer for installed sound systems.Power supply[tab]100-240Vac, 50/60Hz (IEC) or 24Vdc (terminals)[br]Fuse[tab]T1AL 250V (mains) or F500mA (24Vdc)[br]Phantom power[tab]+20Vdc (mic1 XLR input only)[br]Inputs : Mic[tab]4 x balanced 6.3mm jack (+XLR for mic1)[br]Inputs : Aux[tab]3 x L+R RCA[br]Inputs : priority[tab]Line level (6.3mm jack), 100V (terminals)[br]Outputs[tab]Left + Right 6.3mm jack (unbalanced)[br]Controls[tab]4 x Mic level, 3 x Aux level, Treble, Bass, L+R output[br]Rear panel controls[tab]Aux muting level, priority input level[br]Input impedance[tab]2.2k Ohms (mic/line), 10k Ohms (aux)[br]Frequency response : mic[tab]130Hz - 21kHz[br]Frequency response : line[tab]120Hz - 26kHz[br]Frequency response : aux[tab]50Hz - 35kHz[br]Input sensitivity : mic[tab]-50dBV[br]Input sensitivity : line[tab]-19dBV[br]Input sensitivity : aux[tab]-12dBV[br]Signal to noise ratio : mic[tab]54dB[br]Signal to noise ratio : aux/line[tab]58dB[br]THD[tab]0.05%[br]Dimensions[tab]482 x 130 x 44mm[br]Weight[tab]1.43kg