Walkie Talkie Earbud Earphone TC-303

Model No.: TC-303 Hits: 123

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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.