Functions
Why should we use the optical talk set? In some remote areas, the mobile phone may be out of service. In these situations, the fiber optic 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.
Features
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
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