See3CAM_CU135 is a 13MP fixed focus USB camera with good low light performance and iHDR support. This 4K USB camera is based on 1/3.2" AR1335 CMOS image sensor with advanced 1.1µm pixel BSI technology from ON Semiconductor®. The 4K board camera has a dedicated, high-performance Image Signal Processor chip (ISP) on board, that performs all the Auto functions (Auto White Balance, Auto Exposure control).