iGuard IP-301S Embedded Network Camera /w 3.5-8mm C/S mount vary-focus lens /w RS-232 Model #: IP-320E iGuard TM IP cameras feature an embedded 2-port network video server as small as a deck of cards, but functions as powerful as dedicated computer-based video streaming system. iGuard TM is the only IP camera solution on the market today that has a built-in expansion port to which a large selection of USB cameras and add-on’s can be attached. iGuard TM IP-320E features: -Built-in web server w/ email notification -WiFi Ready w/ Add-on USB wireless dongle -Supports Audio-Enabled Add-on Camera -640x480 High Resolution color CMOS Sensor -Up to 30 fps and 30 simultaneous viewers -Built-in USB port for add-on cameras (see below) and for future expansion -Built-in RS232 port for add-on sensors -Free PC-Based Multi-channel Recording software