1)USB 1.1 interface 2) 480K pixels: dynamic image: , with VGA(640*480)format, frame rate up to 30 fps/second 100 K pixel: with CIF (320X 240)format, frame rate up to 30 fps/second 3) Video data format: 8/16/ 24 BIT, CCIR 601; CCIR656 4) The shell of raw material conform to international environmental protection standard to ensure your health 5) Image processing: auto-exposure control; auto-gain control; auto-white balance; Gamma update 6) Video chat by internet; can be with built in microphone with good voice quality 7) Can take photos with software vp-eye, you can keep your photos in computer and edit it freely. System Requirement: Windows 98 (second)/ ME / 2000 /XP e100Mhz Pentium processor e32MB memory (64 MB recommended) e20MB hard disk 2D/3D display card with a minimal 4MRAM and supporting above 16 bit color e4X Speed CD-ROM, a suitable USB port