AddPac enterprise handset supporting IP video door phone solution is to control the visitor access through video screen which can be installed at the entrance with internet connection. This product line supports handset option for noise environment like as factory, tunnel, street, etc. Handset supporting SIP Video door phone (AP-VAC300H, AP-VAC80H) uses SIP standard VoIP signaling process function to interwork with AddPac’s various door phone access control servers (AP-ACS1000, AP-ACS1500,etc), IP video phones, and soft phone to provide an excellent scalability. Also, it supports the latest audio/video codec at optimum level and full duplex communication using acoustic echo canceller.Handset IP video door phone selection standard is to accept the VoIP standard signal protocol, high quality voice sound, and full duplex audio/video telephony service. AP-ACS1000 Door Access Control System offers the enterprise level IP video access solution using call manager service feature and door access control service features like as time&attendance, RF card, fingerprint recognition service, etc.