Raspberry Pi projects: make your doorbell ring your smartphone Expert Reviews To connect your doorbell to your network (and the internet beyond), you'll need a Raspberry Pi and a Class 4 (or faster) 4GB SD card with the latest version of Raspbian installed. You'll also need a power supply and an internet connection for the Pi …

Read more from the original source:
Raspberry Pi projects: make your doorbell ring your smartphone – Expert Reviews