COMPUTERUSB 433MHZ Wireless Smart Doorbell LED Light 36 Songs Welcome Home Security EU US Pulg Button Doorbell - Tuya WiFi Camera 4G Wireless Solar Camera

Features:
1. Adopt the most stable music chip in the industry
2. 36 beautiful polyphonic ringtones,visitors press the button,the hub rings up inside
3. 8-level volume adjustable,different sound use in different environment
4. Long distance wireless transmission and low power consumption. Used for big house.
5. Doorbell button can pari with doorbell hub
6. 150 square meters audible
7. Power-down memory function
8. This link only have EU and US plug,Please make a note before place the order.