LD Systems U506 HHD, Dual UHF wireless system with hand transmitter with dynamic change capsule (cardioid), True diversity receiver, 96 Channels in 8 groups of 12 channels each, Audio frequency range: 60 - 16,000 Hz, Switchable transmission power: 2 mW, 10 mW, 30 mW, Automatic frequency scan with infrared transmission of the setting from the receiver to the transmitter, Pilot tone, Bright OLED display, Transmitter operation with 2 AA batteries or rechargeable batteries, Frequency band: 655 - 679 MHz, XLR and jack output per channel, Operation with 12 - 18 V DC power supply, BNC antenna connections, Incl. 2 AA batteries, antennas, case and power supply