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