Dahua Security CCTV System 6MP OEM IPC-HDW4631C-A 8CH 8POE NVR2108HS-8P-4KS2. Camera is OEM by Dahua. Without Dahua logo and box is in general yellow box, but same functions with original. NVR is Dahua original. Don’t update this camera. It can not support update. 3:The camera has POE function and NO Power adapter in the OEM ...