Sennheiser EW 512 G3 B-Band, Lapel UHF-Set containing SK 500 G3 pocket transmitter with charger contats for optional Accu BA 2015 (NiMH), MKE 2 EW condenser lapel microphone, omnidirectional, 1680 adjustable frequencies in 42 MHz, 20 banks with each up to 32 presets + 1 free preset, audio range 80 - 18.000 Hz, Infrared frequency transmission, pilottone, autotune to find free frequencies, internal EQ, internal guitar tuner, Audio Gain over 48 dB range, Soundcheck-Mode, battery information on receiver and transmitter, HDX-Compander, frequencyrange B-Band 626 - 668 MHz, LCD Display with NF and Channel, switchable HF power 10/30 mW, 2 BNC antenna connections, XLR-Male balanced and Ethernet port, incl. powersupply NT2, clamp NZQ 100 and 2x AA-batteries. Please note: Due to every country having different regulations, you may need to contact your local licensing authorities before using a wireless system.