EM-2027AN Ear Hook - Braided Fiber Cloth - 1 Wire: A straight through in-line with PTT microphone/mircophone with added shielding. provides a solution to the discomfort associated with wearing any earpiece over a long period of time by allowing the user to wear the Ear Hook on either ear. Our high quality microphone ensures crystal clear communications. Portable radio users rely on dependable, easy to use, and cost effective solutions for their audio accessories. We offer a variety of options to meet your individual needs