B-Stock, Sennheiser ew 100 G4-CI1 A-Band, UHF Wireless Guitar/Bass System with SK 100 G4-S pocket transmitter and Ci1 instrument cable, EM 100 G4 9,5" receiver, 42 MHz bandwidth, 20 banks with each up to 12 presets, up to 20 compatible 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, internal guitar tuner, 60dB Audio Gain, Soundcheck-Mode, 4-segment battery level on transmitter and receiver, HDX-Compander, frequency range A-Band 516 - 558 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, Ci1 cable, RJ10 cable, powersupply NT2 and 2x AA-batteries, B-Stock with full warranty, may have slight traces of use