Review: Audio-Technica 3000 Series Wireless Microphone Systems - Church Production Magazine

A notable feature of the 3000 Series is the ability to set a backup frequency, either manually or via group/channel, and assign it to the function button on the transmitter.

Review: Audio-Technica 3000 Series Wireless Microphone Systems - Church Production Magazine

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Audio Technica 3000 Series Wireless Microphone Review

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Beijing Olympic Broadcast Covered with Audio-Technica Mics - Church Production Magazine

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PYLE-PRO Professional Wireless Microphone System - Dual UHF Band, Wireless, Handheld, 2 MICS With 8 Selectable Frequency Channels, Independent Volume Controls, AF & RF Signal Indicators - PDWM3375 : Musical Instruments