Checking the serial number online is the best way to identify grey market
A Hikvision serial number is a unique identifier assigned to each Hikvision device, including cameras, DVRs, NVRs, and other security products. The serial number is usually a combination of letters and numbers that can be found on the device's label, packaging, or documentation. The serial number serves as a fingerprint for your device, allowing you to identify it and access specific information about it. Hikvision Serial Number Check Online
Look for the "Serial No." field. If the string is long, your active serial number is usually the 9-character sequence starting with a letter (e.g., "D"). 3. Direct Interface (DVR/NVR) If you have a monitor connected to your recorder: GUI 3.0: Go to Menu > Maintenance > System Info . Checking the serial number online is the best
– Look for the section labeled "Product Authenticity Check." Look for the "Serial No