Shure SLXD1 L56 - digital UHF pocket transmitter; frequency range 650-694 MHz; 24bit/48 KHz Audio conversion; 120 dB dynamic range; T4AM connector; switchable transmitted power 1mW/ 10 mW; 44 MHz switching bandwidth; external charging contacts; incl. storage bag, 2x AA batteries; can also be operated with Li-Ion battery SB903 (not included); battery life up to 8 hours; dimensions (HxWxD): 98x68x26 mm; weight: 89 g;