⚡
Wired Buttons
Wired buttons wire directly to the doorbell transformer using “bell wire.” If you wire a doorbell using batteries vs. a transformer, it wires directly to the doorbell. When visitors push the button, an electrical signal is generated and the chime sounds.
Power Source: Transformer or Direct Wire
📡
Wireless Buttons
Virtually all wireless buttons use a battery inside the button for power supply. When a visitor pushes the button, it sends a radio wave signal to a compatible receiver. A signal is generated and transmitted wirelessly.
Power Source: Internal Battery