Walkie Talkie Earbud Earphone TC-303
Main Features: 1. Clear sound performance. 2. Tiny thumb-sized?microphone with PTT switch. 3. Plug can be changed upon customer’s requests. Technical Specifications: Microphone: 1. Size: 6.0*5.2mm. 2. Sensitivity: -36dB±2dB. 3. Impedance: 2.2K ohms. Speaker: 1. Size: 15mm. 2. Sound pressure level:?103dB±3dB. 3. Impedance: 32 ohms±15%. 4. Audio output: 30mW. If you are interested in our products, welcome to contact us and we will reply you within 24 hours.For more information, welcome to our homepage: http://www.hystwowayradio.com/