1、[Dual Distortion Free Lens] USB camera module adopts binocular 2MP physical wide dynamic camera with 1/2.7 inch CMOS distortion free HD lens and for 0230 chip. 2、[Multi Function] This dual lens USB camera module supports face recognition, iris recognition, finger vein recognition, narrow band 850nm IR for medical applications. 3、[IR LED Fill Light] USB mini camera module choose 850nm infrared fill light LED, high stability, fast, suitable for outdoor backlight complex environment use. 4、[Application] The camera board is suitable for indoor and outdoor backlight special face recognition, live detection. Can realize face template collection, face comparison, etc. 5、[Compatible System] USB webcam board supports for Windows, for Android, for Linux system secondary development integration. Compact, it can be used for various terminal devices.