Storage Channel: Depends on radio Type: Accessories Maximum Range: 1.5km-3km Frequency Range: Depends on radio Walkie Talkie Type: Portable Is,Display: Yes Talk Range: Depends on radio Port: TK port Type: Air duct, noise reduction Product name: air headset Fitable Models. Baofeng UV-5R, 888s,UV-82, KD-C1,Zastone V9.X6 Frequency response: 20-16000 hz. Sensitivity: -36 db, + / - 2 db. 102 dB, + / - 3 dB Impedance: 2.2 K ohms to 90 ohms, + / - 15% Single ears hang design, convenient and practical. Rotate 360 degrees, wear comfortable. Arc edge design, scratch-resistant armguard. Plug type K, suitable for most models. PPT buttons, beautiful and practical. In-ear design, avoid leaky, isolated from the outside noise effectively. Lightweight and flexible, and comfortable to wear Color: black Material: ABS size: 10*5*2CM