The TR-82N is a two-channel Narrow Band UHF frequency-agile wireless beltpack for use with the BTR-80N. The TR-82N is a dual listen beltpack, allowing you to listen to ""Tech"" in one ear and ""Production"" in the other. Individual volume controls also allow for easy level adjustment. The TR-82N also features an all-metal cast magnesium case, and LCD based graphical user interface, receiver RF meter, stage announce activation, wireless talk around (ISO) activation, enhanced ClearScan, detachable antennas and an auto-sensing headset connector that automatically switches between electret and dynamic headset mics.