SIP Based IP Video Door Intercom Station
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COMS 1280 x 720 HD Camera Sensor The DP-104 SIP Video Door Phone is a built-in IP camera supporting up to 1280 x 720 high density resolution video. It provides much better image than VGA/D1 (640x480) door phones. Especially when displayed on middle-to-large size screens indoors, DP-104 shows clearer images and have no image delays. Support H.264 , Motion-JPEG Video codec The DP-104 SIP Video Door Phone adopts new H.264 generation technology that is more advanced than H.263/MPEG-4. It has image storage space for video recording and takes up less bandwidth in network transmission. Super High-Performance Echo Cancellation technology The DP-104 SIP Video Door Phone has no echo to interrupt your conversation. The shortest voice delay (below 1_0.5 second) The DP-104 SIP Video Door Phone reduces the voice delay quite substantially and to enhance the voice quality. Support VoIP technology and SIP (FRC3261) protocol The DP-104 SIP Video Door Phone adopts VoIP SIP protocol, and is compatible with third-party products. The use of VoIP technology and SIP protocol gives the intercom various options to connect to a telephone system. Support SIP Register mode and Peer to Peer mode The DP-104 SIP Video Door Phone allows you make a call by inputting the IP address of the call receiver directly. No IP-PBX is needed, which saves the cost for the system implementation. Compatible with most modern IP-PBX systems The DP-104 SIP Video Door Phone works with most IP-PBX such as Asterisk,...etc. Support most SIP Client compatibility The DP-104 SIP Video Door Phone supports most free-of-charge network video softwares such as Linphone, Polycom...etc. The video signal of the DP-104 SIP Video Door Phone is compatible with most video intercom devices. Support RTSP Protocol The DP-104 SIP Video Door Phone allows you to talk over the phone and use NVR for picture recording at the same time. It also allows a lot of people to monitor the real time screen at the same time. Build-in One Relay output port (control door lock or alarm) The DP-104 SIP Video Door Phone Build-in One Relay output can control the door lock or connect to an alarm. Build-in One DI port ( for Door sensor, PIR, Emergency button) The DP-104 SIP Video Door Phone Build-in One DI that can connect to a door/window sensor or an emergency button. It can also connect to an infrared sensor for door intercom application or call help in an emergency situation.