B-Stock, Sennheiser ew 100 G4-ME2 A1-Band, UHF Wireless System with SK 100 G4-S pocket transmitter and ME 2-II condenser lapel micropohone, omni-directional, EM 100 G4 9,5" receiver, 42 MHz bandwidth, 20 banks with each up to 12 presets, up to 20 compible channels, easy freqency setup for up to 12 receiver via link-function with RJ10 connection, audio frequency range 25 - 18.000 Hz, infra red data and frequency transmission, handheld transmitter with charging contacts for optional BA 2015 (NiMH) rechargeable battery pack, pilottone, autotune to find free frequencies, internal EQ, 60dB Audio Gain, Soundcheck-Mode, 4-segment battery level on transmitter and receiver, HDX-Compander, frequency range A1-Band 470 - 516 MHz, LCD display with NF and channel, 30mW transmitted power, 2 BNC antenna connectors, XLR-male balanced and jack unbalanced out, external powersupply 10,5 - 16 V DC, incl. rackmount, RJ10 cable, powersupply NT2 and 2x AA-batteries, B-Stock with full warranty, may have slight traces of use