Audio door phone KNZD-52V

access controlvandal-proofIP56

KNZD-52V Video RFID doorphone Robust aluminium alloy die-cast body stainless steel face plate Supper good sound clarity during conversation Support standard Session Initiation Protocol(SIP), RFC 3261 Remote software upgrade, configuration and mornitoring Power over Ethernet(PoE,802.3af), local 12V DC IP66 vandal resistant marine grade stainless steel faceplate LED indicator Echo cancellation Password, RFID card, Video, Remote program Operating Temperature: -40°F to +158°F/ -40℃ to +70℃ Relative Humidity Up to 95% non-condensing IP66, vandal-resistant and water-resistant design Communication: Full duplex 2-way hands-free communication Call Control SignalingSIP(RFC compliant), SIP Info(DTMF), RFC 2833(DTMF) Audio Codes G.711, G.722, G.729 Camera Image Sensor OV9712 Total Pixels 480P 15fps Min. illumination 0.1lux Field of view 150° horizontal Opposite angles 170° Lens 2.75mm Framerate 15fps, 30fps, MJPEG, H.264 Streamine Dual-stream at different frame rate and bandwidth ONVIF compliant Yes Network 10/100 BaseTX Ethernet, RJ45 connectors, Cat5e or better IP Protocols IPv4, TCP, UDP, TFTP, RTP, RTCP, DHCP, SIP LAN Protocols Power over Ethernet(PoE,802.3af), WLAN(IEEE 802.3af), Network Access Control(IEEE 802.1x),STP(IEEE 802.1d), RSTP(IEEE 802.1d-2004)