The Roland Micro Cube GX family of guitar amplifiers builds on the legacy of the popular Micro Cube amps. New in the Micro Cube GX is a memory function, new amp and effects types, a chromatic tuner, and more. Plus, the Micro Cube GX includes Cube Link for for interfacing the amp with Apple’s iPhone, iPad, and iPod touch for jamming with music tracks and sending the amp’s output directly into recording apps. Each Micro Cube GX can run up to 25 hours on six AA batteries for portable use anywhere. Available in Black, Red, and White.