Audio-Technica ATW-901A/L System 9 VHF Wireless Unipak System with Omnidirectional Lavalier Microphone, GM-1W Mobile Pack & 4-Hour Rapid Charger Kit

Audio-Technica's ATW-901a/L System 9 is a four-channel frequency-agile wireless system designed to provide rock-solid performance along with easy setup and clear, natural sound quality. Featuring sleek, stackable, contemporary styling, System 9 offers four compatible user-switchable VHF channels (169.505, 170.245, 171.045, and 171.905MHz). Features: Easy operation and clear, natural sound quality 4 selectable frequency-coordinated VHF channels Balanced XLR and unbalanced 1/4" output jacks enable use with a wide variety of audio gear Reliable performance and durable construction Advanced dipole antenna system for extended operating range   Specifications Overall System Specifications Operating Frequencies: VHF highband, 169MHz - 172MHz Modulation Mode: FM Maximum Deviation: ±10kHz Dynamic Range: ≤90dB (A-weighted), typical Total Harmonic Distortion: <1% (@ 1kHz, ±10kHz deviation) Operating Range: 200ft typical, Open range environment with no interfering signals Operating Tempera