... switch ICR Filter 6 Two-way audio 7 IR distance is optional Specification Camera Image Sensor 1/3 " SONY Super HAD ... 704x240, 352x240, 176x120 Frame Rate 25 fps (704x576), 30fps (704x480) Network Protocols TCP/IP, HTTP, DHCP, DNS, RTP / RTCP, PPPoE (FTP ... 1 RJ45 10M / 100M self-adaptive RS485 Interface 1 RS-485 interface Intelligent Alarm Motion Detection, Video Loss, Network Disconnect, IP conflict ...