The Panasonic KX-TCA60 Hands-Free Headset with Comfort Fit Headband is designed for use with any phone possessing a standard 2.5 mm jack, Panasonic's KX-TCA60 is an excellent way for you to talk hands-free while you work. Its boom-style microphone adjusts to an optimum level for your mouth. The KX-TCA60 is reversible you may wear it on either ear and it uses a comfortable, light weight design and offers a 4-foot cord with a handy lapel clip. KX-TCA60