Place of Origin: China1) The base is solid,can be fixed on the computer or table, is the first selection for net bar and the public place 2) High quality IC and CMOS chip,350K--1300K pixels 3) Can equip microphone Features: 1) Image sensor: 1/4 CMOS VGA sensor 2) Resolutions: 1,280 x 960, 800 x 600, 640 x 480, 352 x 288, 320 x 240, 176 x 144, 160 x 120 3) Data format: RGB24, I420 4) Frame rate: 30pfs (CIF); 10 - 15pfs (VGA) 5) Brightness: auto-detect. With night function, 6 LEDs can be turned on freely under the dark brightness 6) S/N (signal noise ratio): >48dB 7) Lens: F2.0/F3.6 (4G+IR) 8) Focus distance: a) 5cm - infinity (CIF) b) 3cm - infinity (VGA) 9) Auto brightness/auto white balance/gamma correction 10) Storage temperature: -20 ~ 60 degrees 11) Working temperature: 0 - 40 degrees 12) System requirement: a) Windows 98/2000/Me/XP/vistar b) ≥100MHz Pentium processor c) 32MB memory (64MB recommended) CD-ROM driver USB port