Audio-Technica ATW-R2100aD Wireless Receiver 655-680 MHz Tested
Commonly searched as: ATW R2100aD, ATW-R2100, Audio Technica wireless receiver, UHF wireless mic receiver, lavalier wireless system, lapel mic receiver 655 680 MHz. Frequency Band: 655–680 MHz (UHF). Channels: Multiple selectable frequencies within the 655–680 MHz range.