A doorbell is a signaling device typically placed near a door to a building's entrance. When a visitor presses a button the bell rings inside the building, alerting the occupant to the presence of the visitor. Although the first doorbells were mechanical, activated by pulling a cord, modern doorbells are generally electric switch.

TYPES- Ding Dong ,Musical ,Multi Tone,Fish Bell ,Alarm Bell
Rated Voltage- 220/240 Volts