Wired Doorbell Chime for Access Control Systems, White

A simple wired doorbell chime for homes, offices, hotels and small businesses, commonly connected to an access control panel or a push button at the entrance. The white plastic case measures about 87 x 62 x 23 mm, has a speaker grille on the front and 'DOOR BELL' printed on it. It works with DC or AC power according to the supplier. It is a wired unit: you need a power source and a button or access controller to trigger it. Package: one doorbell.