Handheld mic uses (2) AA batteries

Buy at www.musicianscart.com Numark WS100 Digital Wireless Microphone System,Wireless handheld microphone transmitter,Receiver unit with dual antennas for superb performance,24-bit digital wireless technology delivers ultra clean pro-quality signal,200-foot working range for convenient operation,Frequency response of 50-18kHz ensures natural vocals and strong bass,Handheld mic uses (2) AA batteries,Superb signal-to-noise ratio of 96dB (A) ensures quiet background,Independent digital ID eliminates signal crosstalk and interference,System harmonic distortion <.1% for clean, accurate sound,Includes protective padded carrying case and cable.