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DP21

VOPTech DP21 SIP Intercom, carring VOPTech's 6+ years industrial experience in technology and product design, Combining IP technology together with industrial intercom perfectly.

DP28

VOPtech DP28 SIP video Intercom, carring VOPTech's 6+ years industrial experience in technology and product design, Combing IP technology together with industrial intercom perfectly. DP28 SIP intercom can be easily configured in varies application scenarios like bank, schools, mining, cities, etc.

SD20

The design of SD20 Sip Door phone are based on experience and knowledge of VOPTech IP phone development.SD20 are using standard IP/RTP/RTSP protocol for voice transmission and enjoy the advantages of full range of compatibility.

DP31

DP31 SIP-based Video Door Phone is designed for door intercom station with SIP-based protocol. It supports 720P High resolution CMOS Camera. Let you gate High video Quality.

DP20

The SIP based audio system DP20 utilizes the built-in intercom and paging capability already inherent in most modern IP PBX systems