Built-in web server with email notification of events, motion detects, and scheduled image recordings Wi-Fi ready with add-on USB wireless dongle Web-based remote access using an Java-enabled web browser 10/100 Mbps fast Ethernet connection Supports audio-enhanced add-on camera 3.5 - 8mm verifocal lens Up to 30 fps and 30 simultaneous viewers Built-in USB port for add-on cameras and for future expansion Built-in RS-232 port for add-on sensors Configure up to 8 user accounts with different access levels (administrator, operator, and viewer) Motion JPEG streaming video, MPEG-4 recording USB DVR Function (with optional USB drive) Support Pan/Tilt and Infrared USB PC Camera