1, Hikvision 9-bit serial number, the bottom of the DVR has a white label, which says the device model number, serial number, verification code, the verification code is the English capital letters 6 bits.
2, Hikvision camera national standard code by the center of the code 8-bit, industry code 2-bit, type code 3-bit and serial number 7-bit four code segments, *** 20 decimal numeric characters.