Panasonic Hands-Free Foldable Headset with Volume Control & Mute Switch for Panasonic KX-TG6071B, KX-TG6072B, KX-TG6073B, KX-TG6074B 5.8 GHz Digital Cordless Phone Answering System Adjustable, Flexible, Boom-Style, Noise-Canceling Microphone Provides Optimum Voice Clarity Level and Reduces Background Noise Hands-Free, Over the Head, Comfortable and Lightweight Design Reversible for use with Either Ear, right or left Convenient In-Cord Volume Control & Mute Switch with a 4 foot cord and lapel clip for unfettered movement Uses standard 2.5-millimeter jack, designed for use with almost all cordless phone