NOTE : 100% NEW, NOT used! Product information may not be 100% accurate. 8 Channel Receiver with 4 Cordless Handheld & 4 Lavalier Microphone. Individual Volume Control on each Channel. One 1/4" Mixed and four 1/4" Individual Outputs.Broad frequency response range, super low distortion. Number of Channels:8 channels. Audio output:Balanced and Unbalanced. Power requirement:AC 16V, 400mA. 4x headsets & 4 x lapel mics.