D-Link DCS-900 Network IP Camera, CMOS, 25.4 / 3 mm (1 / 3"), 640 x 480 pixels, 56 dB, 5 - 50 °C, 5 - 95% D-Link DCS-900 Network IP Camera. Sensor type: CMOS, Optical sensor size: 25.4 / 3 mm (1 / 3"). Maximum resolution: 640 x 480 pixels. Signal-to-Noise Ratio (SNR): 56 dB. Power requirements: 5V / 2.5A, Compatible operating systems: Windows 98/XP/2000/ME, Networking features: Ethernet/Fast Ethernet