The Audix AP41BPB is a wireless diversity microphone system consisting of the R41 diversity receiver and the B60 bodypack transmitter. The R41 allows a custom system to be configured according to one's unique application. The B60 bodypack may be used with any lavalier, head-worn, or instrument microphone in the Audix line, as well as guitar and bass. Optional accessories include a single space rack mount kit with BNC cables for front mounting antennas, a rack mount kit for mounting two systems in one rack space, active directional antennas, and an antenna distribution system for up to four systems (4 channels).