microsoft lifecam vx-5000 interface : usb sys req : win xp with sp2 or later: intel pentium 4 1.8 ghz (pentium 4 3 ghz + rec), 256 mb of ram (500 mb rec), 400 - 1200 mb hard drive win vista : intel pen 4 2.8 ghz (pen dual-core 1.8 ghz + rec), 1 gb of ram (2 gb rec), 150 - 400 mb hard drive usb 1.1 (usb 2.0 recommended); cd-rom drive hard drive : 300 - 1500 mb display adapter capable of 16-bit color depth or higher, 2 mb or higher video memory