Specification Image Sensor: Image Sensor 1/4"Color, CMOS Sensor Display Resolution: 640*480 Pixels(300k Pixels) Lens f: 3.6mm, F:2.4 (IR Lens), Mini. Illumination 0.5Lux Lens Lens Type Glass Lens Viewing Angle 90 Degree Audio Input Built- in Microphone Output Built-in Speaker with a audio jack Audio Compression ADPCM Video Image Compression: MJPEG Image Frame Rate:15fps(VGA),30fps(QVGA) Resolution 640 x 480(VGA), 320 x 240(QVGA) Flip Mirror Images Vertical / Horizontal Light Frequency 50Hz, 60Hz or outdoor Video Parameters Brightness, Contrast Communication Ethernet 10/100Mbps RJ-45 Supported Protocols HTTP,FTP,TCP/IP,UDP,SMTP,DHCP,PPPoE,D DNS,UPnP,GPRS Wireless Standard IEEE 802.11b/g Data Rate 802.11b: 11Mbps(Max.), 802.11g: 54Mbps(Max.) Wireless Security: WEP,WPA,WPA2 Encryption Physical Pan/Tilt Angle Horizontal:270° & Vertical: 120° Infrared Light 10 IR LEDs,Night visibility up to 26 ft Dimension 4.3"(L) x3.9"(W) x4.25"(H) Gross Weight 1.7lbs Power Power Supply DC 5V/2.0A (EU,US,AU adapter or other types optional) Power Consumption 5 Watts (Max.) Environment Operating Temperature 0° ~ 55°C (14°F ~ 122°F) Operating Humidity 20% ~ 85% non-condensing Storage Temperature -10°C ~ 60° (14°F ~ 140°F) Storage Humidity 0% ~ 90% non-condensing PC Requirements CPU 2.0GHZ or above (suggested 3.0GHz) Memory Size 256MB or above (suggested 1.0GHz) Display Card 64M or above Supported OS Microsoft Windows 2000/XP/Vista Browser IE 6.0, IE7.0,Firefox or other standard browsers Certificate CE,FCC