The RTS RadioCom BTR-80N Narrow Band 2-Channel UHF Synthesized Wireless Intercom System is a revolutionary product offered in today''s ever-changing and shrinking RF environment. Providing an unprecedented 25kHz of modulated bandwidth, the BTR-80N narrow band system allows more users per channel in the cramped UHF spectrum. While providing excellent audio performance, the Narrow Band system provides all of the standard features of the RTS RadioCom BTR-800 system, such as DSP digital processing and Intelligent Power Control. Additional features include multiple selectable transmitter power outputs, selectable receiver squelch control, RF meter display on base station and beltpack displays, remote battery indicators on base station display, beltpack battery percentage display, low battery tone indicator on beltpack, AC or DC power input on base station, simultaneous 2-Wire and 4-Wire operation and the ability to expand a system to an unlimited number of users in half-duplex with the First-On-Latch-Out feature. The BTR-80N fits in a standard 19-inch equipment rack and is 1 (1) rack unit high. The TR-80N and TR-82N beltpacks are constructed of durable and lightweight magnesium and provide up to 10-12 Hours of operation on AA alkaline batteries.