Beijing Hikvision surveillance level distributors. Annual turnover of 60 million or more, professional security monitoring company, Chaoyang security monitoring installation, monitoring project to undertake Chaoyang, Chaoyang monitoring and peacekeeping, Hikvision DS-2AF7037I PTZ dome? Function: horizontal 360 ° continuous rotation, vertical -2 ° -90 °, with auto-flip, no surveillance blind spots? level preset speeds up to 240 ° / s, vertical speed preset up to 200 ° / s? level keying rate of 0.1 ° -160 ° / s, vertical keying speed of 0.1 ° -120 ° / s? Support 256 preset positions, and have preset video freeze function? Support 8 cruise scanning, each can add 32 presets? Support 4 pattern scan, each trail longer than 10 minutes? support ratio zoom function, the rotation speed can be automatically adjusted according to lens zoom ratio? support watchman function, preset / pattern scanning / cruise scanning / horizontal scan / vertical scanning / random Scan / Frame Scan / panoramic scan can stay in the idle state automatically after a specified time to call (including the idle state after power to enter)? Support alarm function, built-in 2-channel alarm input (7 Selectable priority adjustable) and 2 channel alarm output, support alarm linkage, after the alarm triggers an alarm output in / call preset / pattern scanning / cruise scanning / horizontal scan / vertical scanning / Random Scan / Frame Scan / panoramic scan