Hikvision DS-PK1-LT-WB AX PRO Series Wireless Keypad and Tag Reader 433MHz Ceiling mount and it only works because

and it only works because the AI is good enough to trigger it

Allows high-end standard IP intercoms (like the Akuvox R29C) to operate on pre-existing 2-wire physical infrastructure

There is one situation where the housing matters more than anything inside it: when someone might deliberately try to break the camera

Diagonal: 138°–36°

signal strength and battery health back to the hub and the DMSS app

Hikvision DS-PK1-LT-WB AX PRO Series Wireless Keypad and Tag Reader 433MHz Ceiling mount and it only works because433MHz two way wireless communication LCD screen and LED to indicate system status System configuration through LCD screen Multiple operations like stay away arm, disarm, silent alarm, output control One Push fire alarm, panic alarm, and medical alarm Full touch key design with LED backlight Fully remote configurable through App