In Connecting to Intel® Edison from Android* with Bluetooth* LE (BLE) describes a way to access BT via Arduino code but additional BT shield/kit is required.

Ever fancied creating your very own Arduino mobile phone? If you have, Adafruit has published detailed instructions on how to use the Arduino platform to create your very own custom mobile phone ...

Makers, developers and hobbyists that are looking to remote control multiple Arduino boards may be interested in a new solution created called the Connect-PI. The Connect-PI consists of two ...

Using a Nokia 1100, Tinkernut walks you through pulling apart the old phone, connecting it to the Arduino, and setting up the software required to make this sucker work.

A USB host shield for the Arduino is needed to connect to an Android hand set. You’ll be able to send and receive strings via the terminal, with support for carriage return and life feed characters.