It's the new model of webcamera of our factory, please check if you're interested in it, kindly welcome to contact and inquiry me for more information, thank you! My name is Zou Shuping, +86 13760279430 , Genereal Introduction: Compatible with Win 98, ME, 2000, XP, NT Interface:USB 1300000/300000pixels High resolution COMS color sensor Large window capture size:640*480 Video mode: 24 bit true color Transmission rate: 352*288 30F/s, 640*480 15F/s Noise-signal ratio: greater than 48dB (30F/s 220LUX)