What is this?Two-wire walkie-talkie earpiece, long enough for your need. Excellent for use in bars security restaurants, hotels, warehouses, and noisy environments.What will I get?Color: BlackMaterial: PlasticCable Length: 1m/3.28ftIn the package of: 1pcs x Two wire walkie-talkie earpieceAre there any advantages of the product?A two-way radio headset with a mic offers crystal clear audio; great use in a noisy backgroundThe walkie-talkie earpiece wear comfortable and stays on the ears well; no need to worry about it will slip off during activities The two-pin standard diameter of 2.5mm and 3.5mm, uses an electroplating anti-oxidation design, effective to improve the life of the headset and avoid poor contact situations.How to use it?The earpiece fits snugly in your ear easily which keeps you private.