Shure WA661

The WA661 provides an easily accessible switch for muting lavalier and headset microphones that connect to wireless bodypack transmitters.

Works with Axient® Wireless Management Network, ULX-D™ Digital Wireless, and UHF-R® Wireless.
Features

For microphones with TA4F connectors
Two-position toggle switch with tactile feedback
Robust metal belt clip
No electrical switch noise
>100 dB of attenuation for mute
Passes bias voltage to power microphones