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... of 1 m - 110dB(A) at a distance of 1 m (for horn speaker) Dialing Method DTMF mode in accordance with ITU-T recommendation Q.23. SIP Vers...
Time : Dec,09,2024
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... to 65 VDC Supply Current 20 mA DC to 100 mA DC Volume - 80dB(A) at a distance of 1 m - 110dB(A) at a distance of 1 m (for horn spe...
Time : May,02,2025
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