Audio-Technica System 9 ATW-T902a Transmitter and Mic, Band: 169 to 172MHz

Audio-Technica's System 9 is a four-channel, frequency-agile wireless system designed for solid performance combined with easy-to-set, clear sound and natural sound. Stylish, stackable and contemporary in style, System 9 is available in hand, head, guitar, lavalier and bodypack configurations. The system offers four user-selectable compatible channels on one of four available VHF frequencies (169.505, 170.245, 171.045 and 171.905 MHz).