The BlueBrain allows you to qucikly and easily covert your old RC cars to Bluetooth controlled cars controllable from your smartphone (with BLE 4.0 compatability). We call these conversions Smartcars.
The general purpose I/O on the BlueBrain allows you to add to add additional features like LED’s for headlights, horns/buzzers or any other accessories.
The sketch used can be found on GitHub here.
Below we've removed the original control board (shown at the bottom) from the Ferrari and replaced it with a BlueBrain with just the motor driver daughter board populated.
Below is another conversion of a Lamborghini, sporting Cannybot Orange
Here is the picture of the app (iPhone and android)