Features:
induction doorbell voice prompter-farther/louder/stronger

no need for a power supply-dry cell or USB charging/smart chip

a variety of pleasant ringtones can be switched at will

automatic induction voice broadcast

three-step volume adjustment-weak/medium/strong can be switched freely

no installation required-easy to paste

material: ABS

Self-recording function, which can also be customized for each country's language

 - Delivery on the next day of the order