This Ritron JBS-446D wireless intercom operates on a UHF 450-470 MHz frequency and has a 2W power output with a range of up to two miles. It operates on 110 VAC and can operate on 12 VDC with an optional power adapter (not included). The black steel housing is durable and can be permanently mounted with an optional mounting bracket (not included). The intercom has up to 10 channels with independent transmitting and receiving frequencies. A programmable "Z" button can be set to perform a call feature, 2-tone paging, or channel scanning. This wireless intercom is suitable for use where a mobile unit is not required and a permanent mount is desirable, such as in a customer service area.

Ritron manufactures wireless voice and data communication products. The company, founded in 1977, is headquartered in Indianapolis, IN.