1.This model isOEM from HIK DS-2CD1057G0-LUF ,support update firmware. 2.APP:Hik-connect or (IOS,Android), support download by QR code(If the camera needs to be added to the NVR, use the NVR APP management)3.Search Tool:SADP:https://www.HIK.com/en/support/tools/hitools/clea8b3e...