Features Backlit LCD display showing RF level, AF level, Channel Frequency and mute status. 100 Selectable frequencies on each channel, up to 20 units can be used simultaneously Built-In Tone Lock Squelch circuit protection from RF interference Automatic transmitter setup, the channel of the transmitter and receiver can easily synchronize Dual channel receiver, Both microphones can be used at the same time Two XLR individual outputs and one 1/4" Mixed output Individual volume control on each channel Frequency: UHF 610MHz - 670MHz Frequency Response: 45Hz18KHz Battery Life: 12 Hours (AA batteries) Range: Up to 300 feet (100 meters) Rack mountable, Fits 19" rack. Package includes: (1) Dual channel UHF receiver (1) 2 beige headset microphone with body pack transmitter (1) 1/4 audio cable (1) AC-DC adapter (110V-240V universal) (4) Manual. The item "200 Channels UHF Dual Wireless Beige Headset Microphone System PR-U8800" is in sale since Tuesday, May 9, 2017.This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems". The seller is "promic2012" and is located in GD. This item can be shipped worldwide.