Feature:1. COMPATIBLE: Walkie talkie earpiece fits two way radios with 3.5 mm headphone jack (sound only), radio speaker microphones, remote control microphones, MP3 players and other accessories2. ERGONOMIC DESIGN: Walkie talkie headset features soft silicone earpieces that fit snugly in your ears through a clear sound tube.3. PREMIUM MATERIAL: Walkie talkie headset is made of premium PU material with superb tensile strength and durability.4. CLEAR SOUND: Walkie talkie headset has a high output speaker, high volume and clear, suitable for private communication.5. PLUG AND PLAY: 2 way radio earpiece is easy to operate, plug and play. Has a good sense of touch. Flexible cord for any ear type.Specification:Item Type: Walkie Talkie EarpieceMaterial: ABS, PUCable Length: Approx. 200cm/78.7in (Maximum Retractable Length )Interface: 3.5mm Output Level: 72dBRated Input Power: 0.1WMaximum Input Power: 0.2WOutput Impedance: 32.Package List:1 xWalkie Talkie Earpiece1 x Replacement Ear PlugsNote:Manual measurement, please allow slight error