p>The Shure WA360 lets you remotely mute Shure lavalier microphones during presentations or performances. When installed between a lavalier microphone and a preamplifier or wireless transmitter, the WA360 can function as an audio on/off button, a push-to-talk switch, or a "cough" button. The WA360 is ideal for vocalists, lecturers, clergy, sports referees-anyone who needs easy, instant ability to mute a lavalier microphone.< p>The WA360 is compatible with all Shure microphones terminated with a Switchcraft TA4F connector. These include Models 839W, WL83, WL83A, WL84, WL84A, WL93, WL183, WL184, WL185, WH10TQG, WH20TQG, WCM16,SM83A, SM84A, MX183, MX184, and MX185.< p>The WA360 is supplied with two permanently attached cables an 102mm cable with a TA4M connector that attaches to the microphone cable, and an 838mm cable with a TA4F connector that attaches to the input jack on a transmitter or preamplifier.