Image SensorImage Sensor: 1/4" Color CMOS SensorDisplay Resolution: 640 x 480 Pixels(300k Pixels)Lens: f: 3.6mm, F:2.4 (IR Lens)Mini. Illumination: 0.5LuxLensLens Type: Glass LensViewing Angle: 67 DegreeAudioInput: Built-in MicrophoneOutput: Built-in SpeakerAudio Compression: ADPCMVideoImage Compression: MJPEGImage Frame Rate: 15fps(VGA),30fps(QVGA)Resolution: 640 x 480(VGA), 320 x 240(QVGA)Flip Mirror Images: Vertical / HorizontalLight Frequency: 50Hz, 60Hz or OutdoorVideo Parameters: Brightness, ContrastCommunicationEthernet: One 10/100Mbps RJ-45Supported Protocol: HTTP,FTP,TCP/IP,UDP,SMTP,DHCP,PPPoE,DDNS,UPnP,GPRSWireless Standard: IEEE 802.11b/gData Rate: 802.11b: 11Mbps(Max.), 802.11g: 54Mbps(Max.)Wireless Security: WEP & WPA WPA2 EncryptionPhysicalPan/Tilt Angle: Horizontal:300° & Vertical: 120°Infrared Light: 11 IR LEDs, Night visibility up to 8 metersDimension: 4.25"(L) x4"(W) x4.25"(H)Gross Weight: (Each unit) 1.5 lbs. (Color Box Size:200x124x189mm)Net Weight: (Each unit) 1 lb. ( accessories included)PowerPower Supply: DC 5V/2.0A (EU,US,AU adapter or other types optional)Power Consumption: 5 Watts (Max.)EnvironmentOperate Temper.: 0° - 55°C (14°F - 122°F)Operating Humidity: 20% - 85% non-condensingStorage Temper.: -10°C - 60° (14°F ~ 140°F)Storage Humidity: 0% - 90% non-condensingPC RequirementsCPU: 2.0GHZ or above (suggested 3.0GHz)Memory Size: 256MB or above (suggested 1.0GHz)Display Card: 64M or aboveSupported OS: Microsoft Windows 2000/XP/VistaBrowser: IE 6.0, IE7.0,Firefox or other standard browsersCertification: CE,FCC