WiFi видеокамера.

[Leff]

http://dx.com/p/free-ddns-ontop-rt8633-hd-1-4-cmos-1-0mp-network-ip-camera-w-10-ir-led-pan-tilt-motors-white-197170

Цена подходящая у этого девайса.

[Leff]

IP Video Intercom WI-FI Video Door Phone Door Bell WIFI Doorbell Camera
https://ru.aliexpress.com/item/IP-Video-Intercom-WI-FI-Video-Door-Phone-Door-Bell-WIFI-Doorbell-Camera-For-Apartments-IR/32851829152.html?