LD Systems U508 BPHH, UHF Wireless System with Pocket Transmitter and Headset Microphone, UHF Wireless System, With pocket transmitter, MH3 condenser headset microphone, Polar pattern: Cardioid, Headset colour: Beige, True Diversity, 96 Channels in 8 groups of 12 channels, Audio frequency range: 60 - 16,000 Hz, Switchable transmission power (2 mW, 10 mW, 30 mW), Frequency scanning at the receiver, Automatic frequency scan with infrared transmission of the setting from the receiver to the transmitter, Pilot tone, Bright OLED display, Transmitter operation via 2 AA batteries or rechargeable batteries, Frequency band: 823-832 MHz and 863-865 MHz, Outputs: XLR and jack, Operation with 12 - 18 V DC power supply, BNC Antenna connections, Includes: 2 AA batteries, antennas, foam windscreen, case and power adapter