System: CPU: Vivotek VVTK-1000 RAM: 32MB SDRAM Rom: 4MB Flash ROM Networking: Protocol: TCP/IP, HTTP, SMTP, FTP, DDNS, UPnP, Telnet, NTP, DNS, DHCP Video: MPEG4 (simple profile) for streaming video JPEG for still image Camera specification: 1/4-inch color CMOS sensor Resolution: 640 x 480 1.5Lux/F2.0 AGC, AWB, AES Electronic shutter: 1/60 to 1/15000 Viewing system requirement: Operating system Microsoft Windows 98SE, ME, 2000 and XP browser Internet Explorer: 5.x or above Microphone: Omnidirectional Frequency: 50 to 16000Hz S/N ration: more than 60dB Lens: Fixed focal with fine tuning, 4.0 mm, F 2.0 LED: indicator: dual status indicator Dimensions (D x W x H): 35 x 108 x 76mm Operating environment: Temperature: 0o to 50oC/32 - 122 F Humidity: 95% Power: Input: 100 to 240V AC, 50/60Hz, 0.5A Output: 5V DC, 2A Audio: AAC, GSM, AMR