IN CATERING
Install the welcome doorbell in the ceiling or aisle of the entrance where customers and intrude go back and forth. Installation by screws will be better than double-side tap. There are 4 keys in all: power on/off, mode key, choose music key and volume key. And there are 3 models: welcome/doorbell mode(default), alarm remind mode, night light mode in all, you can choose welcome/doorbell mode in your restaurant. It also supports inpute the language by yourself.
restaurants, bars, cafes, food courts.