B-Stock, Shure QLXD2/Beta87a G51, digital UHF handheld transmitter with Beta87a condenser capsule, 24bit/48 KHz audio signal, AES-256 encryption for tap-proof transmission, up to 72 MHz switching bandwidth, 22 compatible channels in an 8 MHz TV band, switchable transmission power 1/10 mW, 120 dB dynamic range, metal handheld transmitter with Beta87a condenser microphone capsule, supercardioid, frequency transmission via infrared interface, transmitter operation with 1.5V AA batteries, optionally also with SB 900 lithium ion battery, frequency band G51 (470-534 MHz ), incl. bag and microphone holder. Bag and microphone holder included, B-Stock with full warranty, may have slight traces of use