subway emergency telephone

Telepon Ruang Bersih SIP

2022-07-07

The surface of the equipment is flat, the sterile room telephone made with advanced technology, used PE film panel,  no power...

Telepon IP Telepon Berkabel

2022-06-29

IP telephony refers to any telephone system that uses an Internet connection to send and receive voice data. Unlike regular...

Telepon Darurat Tertanam SIP

2022-06-22

Embedded Emergency Telephone for emergency and daily communication, it is weatherproof and durable. Can be designed to dial numbers automatically,...

mining outdoor industrial telephone

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...