8-Channel UHF Wireless Headset Microphone System Mountable Base Rack, 8 Headsets, 8 Belt Packs,with Independent Volume Controls AF & RF Signal Indicators UHF 8 Channel Wireless System provides you with proven performance and durability in a variety of settings, from churches to nightclubs to gymnasiums, from concert halls to broadcast booths and stadiums. Each Series UHF wireless microphone system includes one receiver and 8 Headset microphones/transmitters, each of which has 100 selectable channels so its much easier to avoid any unpleasant interference from other sources and for easy system expansion as well. This system has a total of 9 outputs, one of which is a mixed standard 1/4" outputs, the other 8 are individual balanced XLR outputs. Features 1) Backlit LCD display showing RF level, AF level, Channel Frequency and mute status. 2) 100 Selectable frequencies on each channel, up to 20 units can be used simultaneously 3) Built-In Tone Lock Squelch circuit protection from RF interference 4) Manual frequency selectable and set the best available channel 5) Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize 6) Eight channel receiver, 8 microphones can be used at the same time 7) Eight XLR individual outputs and one 1/4" Mixed output 8) Individual volume control on each channel 9) Frequency: UHF 530-580Mhz. 10) Frequency Response: 50Hz~18KHz 11) Battery Life: 12 Hours ( AA batteries ) 12) Range: Up to 80 meters 13) Rack mountable, Fits 19" rack Package includes: (1) Eight channel UHF receiver (2) 8 beige headset microphones (AA battery not included) (3) 8 Receiver Antennas (4) Cabinet installation, L type frame (5) 1/4" audio cable (6) AC-DC adapter (7) Manual