When I try to downgrade to the G5 firmware I get the error "The version of upgrade file mismatches." The Hikvision DS-2CD2347G2-LU(2.8MM)(C) is a 4 Megapixel (4MP) Ultra HD IP-POE Gery Turret Camera available in a 2.8mm fixed focal length.

Unless selecting a vari-focal camera (with an adjustable lens) It is important to select the correct camera lens option for where the camera is to be positioned. A smaller lens will give you a wider angle but will be “zoomed out more”, while a bigger lens will narrow the angle down and “zoom in more”. See below to give you some idea on angles of Megapixel HD Cameras: Lens in mm Narrows down the angle and zooms in to look past the immediate area a little to gain more detail – down a driveway for example from higher upMicroSD/SDHC/SDXC card (256 GB) local storage, and NAS (NFS, SMB/CIFS), auto network replenishment (ANR) These Hikvision cameras features PoE for easy connection and configuration, via Hikvision NVRs and also 120dB Wide Dynamic range as well as 3D Noise reduction.

The light FLASHING on motion is something that is only available on the ISU/SL and LSU/SL models (SL = strobe light) It has not been removed and never will be as it's the whole point of that model. That strobe light is independent of the white LED illuminator. With a working temperature of -30 °C to +60 °C, IP67 weather-proof housing, a panoramic & rotation movement of 360° and a tilt of 75°, this is perfect for outdoor use, although it can be for indoor use too. Key Features This Hikvision camera utilizes furthermore an impressive range of smart features including line crossing detection and intrusion detection with notifications that can trigger recordings or notify you via your smartphone or tablet.English, Russian, Estonian, Bulgarian, Hungarian, Greek, German, Italian, Czech, Slovak, French, Polish, Dutch, Portuguese, Spanish, Romanian, Danish, Swedish, Norwegian, Finnish, Croatian, Slovenian, Serbian, Turkish, Korean, Traditional Chinese, Thai, Vietnamese, Japanese, Latvian, Lithuanian, Portuguese (Brazil), Ukrainian