Loud Speaking Telephone(KNSP-08) Application: 1.metro 2.highway call box 3.power plant, steel plant 4.Refineries 5.mines 6.Dockside 7.other ...
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ATM Emergency phone cold-roll steel sheets Matching with most PABX, PBX and PAX systems. 1. Main body with cold-roll steel sheets body, so ...
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Emergency phone(KNZD-09) It is Analogue/IP/VOIP version optional.
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1. Network Interface: GSM Frequency ：850/900/1800/1900MHZ 2. Ringing: Through internal Speaker/ringer 3. Power Supply: Re-chargeable Battery ...
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Our Major products are special industrial telephone: Solar wireless phone,Waterproof telephone, Weather resistance telephone, Loud speaker weatherproo ...
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