The Bluetooth Controlled Relay Board With Optional Solenoid Lock: There are quite a few apps out there that can send data from a smart phone via Bluetooth to control your circuit.

Arduino is a do-it-yourselfers dream that allows you to create a true smart home experience tailored to your needs. Check out how to use Arduino to build the smart home you want.

Arduino 101* includes on-board Bluetooth® LE to enable developers to interact with Bluetooth®-enabled devices such as phones and tablets.

You can access BT SPP in your Arduino code, treat it as a serial device and connect to your Edison project via Android phone with BT SPP App. This means you can control your Edison projects ...

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The watch is built around an Arduino Pro Mini, a scavenged Nokia LCD, and a BlueSMiRF Gold. The Bluetooth connects to a Nokia N900 with a little Bluetooth client app [Ahmet] wrote.

The tutorial runs a bit fast, and you’ll probably want to check out Nedelkovski’s previous tutorials if you’re not sure how to connect your phone to the Arduino board over Bluetooth.