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地下鉄非常電話

SIPクリーンルーム電話

2022-07-07

The surface of the equipment is flat, the sterile room telephone made with advanced technology, used PE film panel,  no power...
IP電話コード付き電話

2022-06-29

IP telephony refers to any telephone system that uses an Internet connection to send and receive voice data. Unlike regular...
SIP組み込み緊急電話

2022-06-22

Embedded Emergency Telephone for emergency and daily communication, it is weatherproof and durable. Can be designed to dial numbers automatically,...
鉱業用屋外産業用電話

2022-06-16

The outdoor industrial telephone has a standard analog phone, phone line powered. There are also SIP/VoIP, GSM/3G versions, and aluminum...