Built-In Web Server; RJ-45 connector for Ethernet MPEG-4 & MJPEG video compression format 30/25 FPS@ Full D1 (NTSC 720x480; PAL 720x576) resolution RS-485/RS-232/GPIO/Video out All-In-One connector One BNC Video Input, and One BNC loopback Video Output One Audio Input Network Intern connection with Vguard Card DVR, Vguard Standalone DVR Wireless networking IEEE 802.11G (optional)