Single Side Listen Only Two Way Radio Earphone TC-618

Model No.: TC-618 Hits: 156

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Main Features:
1. Unitary functions: can be used separately or together with PTT microphone.
2. With coiled PU cable for retractable use.
3. Communication privacy, avoids bothering anyone.
4. High-quality dynamic earphone gives handheld crystal clear audio.

Technical Specifications:
1. Speaker diameter: 23mm.
2. Impedance: 32 Ohm. 
3. Frenquency response: 20-20KHZ.
4. Sensitivity: 91 db.