Hikvision’s 8-port hard disk video recorder can support two in one. It supports one BNC and one VGA output and can be output at the same time by default. If it is the main output of two BNCs at the same time, it needs to be configured and purchased. Just open it here

Hikvision applied for creation on the China Trademark Network on November 29, 2012. It is a brand of Hangzhou Hikvision Digital Technology Co., Ltd.

Hikvision has USB flash drives, alarms, portable media players, and portable remote car arresters.

Speedometer photography, batteries, telefax equipment, and computer software for recording.

Electric lock, downloadable electronic publications, electronic bulletin board.

Electronic monitoring devices, cartoons, readers (data processing equipment), luminous or mechanical signal boards, luminous electronic indicators.

Anti-theft alarms, non-medical lasers, buzzers, electrical equipment for industrial remote control operations, observation instruments, optical communication equipment, optical lenses.