The Kenwood KHS-34 is an in-line push and talk switch Microphone with a small C-Ring Ear hook that rests comfortably on your ear. When connected, the microphone and speaker will disable the similar functions in your radio. Kenwood has made the KHS-34 ear set to work for both the left or right ear. The KHS34 has a Clip Microphone With Ear hook or C-Ring. The Push-To-Talk (PTT) button on the microphone is easy to use. This ear hook, with clip on microphone works with ProTalk PKT series radios only. Keeps your hands free as you listen to the conversation and with just a push of the button you can reply back. This single pin design is perfect for security, reception, warehouses and more. Kenwood USA is a leading developer and manufacturer of consumer electronics and communications equipment. Founded in the United States in 1961, Kenwood USA is the largest sales subsidiary of Kenwood Corporation of Japan and is recognized by consumers and industry professionals for providing products known for quality, performance, and value.