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Why should we use the optical talk set? In some remote areas, the mobile phone may be out of service. In these situations, the talk set is essential. With the talk set, the two operators can have a conversation via a optical fiber which is easy and reliable. The high dynamic range ensures the quality of voice and long distance transmission.
- Clear voice and low background noise
- With buzzer call function
- Support long distance communication
- 32 steps electronic volume adjustment
- Hands free speaker
- Support Tri-party communication