Optical Talk Set
WY-5002
• WY-5002 support communication by connecting with fiber;
• Full-duplex communication with high quality conversation and very low background noise;
• Wide dynamic range: 45dB;
Large dynamic distance:>120km;
• Long and short mode are for different distance;
• Keep pressing “call” can remind each other for talk;
• Battery low indication; Full energy can support above 12 hours operation;
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