LD Systems U505 HHD2, Dual UHF wireless system with 2 handsets with dynamic interchangeable capsule (cardioid), 19 & quot ;, 1U, 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, Frequency scan in the receiver, 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, Adjustable headphone output 6,3 mm, Frequency band: 584 - 608 MHz, XLR and jack output per channel, XLR Jack Mix output, Operation with 13.5 V DC power supply 1000 mA, BNC antenna connections, Incl. 2 AA batteries, antennas, antenna converter, case and power supply