SparkFun MiP ProMini Pack 

SparkFun MiP ProMini-Pack: www.sparkfun.c...
The MiP Robotic Platform is the first self-balancing robot that you can drive, dance, plays games, battle with other MiPs, and that you can control via a compatible iOS or Android device. But did you know you can hack it? With the SparkFun ProMini-Pack you can access the robot’s built-in hacking port to add increased functionality and a miniature Arduino to your MiP. All you will need to do to get this pack integrated into your MiP are a few simple hardware modifications to the robot’s chassis. Once those modifications are complete you will have your very own ProMini attached to your MiP that you can started programing with your own code in no time flat! This is the same Pro Mini board you know and love, now in a form factor that allows it to be easily incorporated and secured into your MiP.