KENMAX 2 Pin Air Covert Acoustic Earpiece Headset for Two Way Radio Kenwood PUXING Baofeng UV-3R PLUS UV-5R UV-5RA 888S Offer contains: 4 packs of earpieces Soft plastic earbud fits snugly to ear. Hidden microphone inside PTT switch. Hands free compatible with radios that are hands free capable. Excellent for use in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.