KENMAX Shoulder Remote Handheld Mic Microphone Speaker 2.5mm Headphone Jack with Red Light for 1 Pin Vertex Radio EM1000 T270 T280 T289 T400 T4000 T7400R T7450 T7450R T8000

["Talk and listen without ever holding your radio.","High quality louder speaker and microphone units provide clear audio communication","Built-in PTT and microphone is very handy","Radio can be placed anywhere with Microphone/Speaker conveniently located - wear it on your collar to keep the volume near your ear","Push-to-talk button and microphone are located on the accessory for quick and easy use. Great for noisy AND quiet areas because speaker is located right near user's ear."]