Blackmore Pro Audio BMP-11 Rechargeable UHF Wireless Microphone

The Blackmore Pro Audio Rechargeable UHF Wireless Microphone is a metallic shell rechargeable microphone. UHF carrier frequencies range from 470 MHz to 930 MHz with 16 present frequencies. The 3.7-volt lithium battery gives the transmitter up to 8 hours of operating charge. It can be recharged via micro-USB connection. The microphone uses 2 AA batteries for 6 hours of operating time. 1 button changes the desired frequency on the transmitter.