alt='7 Inch LCD IP Video Door Phone Solution | AddPac'>
AddPac New 7 Inch LCD based Touch Screen IP video door phone solution is the visitor access control system through video screen which can be installed at the entrance with internet connection. 7 Inch LCD IP video door phones (AP-VAC350, AP-VAC300, AP-VAC280) use SIP standard VoIP signaling process function to interwork with AddPac video door phone access control server (AP-ACS1000), video phone, and IP soft phone to provide an excellent scalability. Also, it supports the latest audio/video codec at optimum level. IP video door phone selection standard is to accept the VoIP standard signal and convenience. AP-ACS1000 Door Access Control System offers the enterprise level IP video access solution.
7 Inch LCD based Touch Screen IP video door phone solution is combination of signaling technology/voice processing technology, and the-state-of-the-art video processing technology. Touch Screen IP video door phone provides 128Kpbs~1Mbps level of network so that user may use anywhere with internet connection. Especially, it applies high end ¡°error resilience¡± technology to cope with various packet errors and ¡°rate control¡± to secure optimum level of resolution/frame rate in limited bandwidth environments. It also supports high performance H.264 AVC video codec for SD level video quality.