The AtlasIED MWBPT wireless beltpack transmitter is the ideal choice for a variety of applications ranging from classrooms and lecture halls to conference rooms and live presentations. The MWBPT works with either the MWOEM headset microphone or the MWLM lavalier microphone. High and low impedance gain adjustments are included to ensure optimal pickup for a variety of applications. The unit operates on standard AA batteries or NiMH rechargeable batteries (sold separately) allowing up to 16 hours of use. The unit operates in the UHF band and synchronizes with the AtlasIED wireless receiver, model MWRCVR, for connection to local amplification. The integrated LCD screen displays critical information about the channel, frequency, and battery level.