Use APP: Tuya APP. 1 Smart WiFi Doorbell. WiFi connection: only supports WIFI IEEE802 11b/g/n (2.4GHz), RF 433mhz. 【No Subscription Needed】With night vision, and a wide-angle lens. Core features like live view, two-way talk, motion alerts, and local recording are 100% free—no subscription required.
eBay