* Use a standard 4 pin com headset with any device that has a 1/8" (3.5mm) TRRS jack * Real mechanical switches for momentary & latching push to talk * Use with VOIP based intercom systems like Unity & others Product details: * Headset plugs into 4 pin XLR plug. 1/8" plug goes your into phone/tablet/TRRS laptop (lightning to 1/8" adapters work fine) * Push to talk via momentary red pushbutton, or lock mic on with the silver toggle switch * Requires 9 Volt battery (for the mic preamp only. Speaker audio is from your phone/tablet/laptop)* Hook & loop strip on the back so you can wear it on a belt "First off, at the start of the pandemic I ordered a com headset adapter so I can use my Ultralight Clear Com headset on Zoom, etc, and I LOVE IT!!!" - Jim Pritchard Full info on our website https://avlifesavers.com/cha.htm