LD Systems LDWS 1000 G2 HHD2 - 2-channel UHF wireless system with 2x dynamic handheld transmitters, switchable frequencies 823 - 832 MHz and 863 - 865 MHz, 2-channel true diversity receiver, removable antennas with TNC, auto-scan, frequency management (via infra-red), 10 parallel systems, battery power display on transmitter, XLR and jack outputs, powered via 2x AA batteries, includes case, batteries and power supply. Dimensions: 19/1U. Please note: Due to every country having different regulations, you may need to Contact your local licensing authorities before using a wireless system.