Smart Wireless Doorbell AntiDismantle 433MHz for Villas Warehouses Schools Factories

Feature: 1. There are 58 wireless doorbell music to choose from, all with high sound quality, rich and pleasant. 2. Easy to install with tearing and sticking, tear off the adhesive paper and paste on the smooth wall is enough. 3. When someone makes sabotage, the doorbell host will sound the effect of an alarm, more safety to use. 4. 5 levels of the ringtone volume can be adjusted at will (including mute) to better meet different needs. 5. Stronger ability to penetrate walls with wider coverage and longer transmission distance. Specification: Item Type: Smart Doorbell Material: ABS Voltage: EU 220V Battery Type: 2pcs 3V CR2032 (not included) Ringtones: 58 Applications: Homes, villas, warehouses, schools, factories and other places.. Package List: 1 x Doorbell1 x Speaker2 x Adhesive Sticker1 x Manual