When user combine a Blackstar Fly 3 battery-powered mini guitar combo amplifier with a Fly 103 3-watt extension cabinet, user get a killer 6-watt stereo setup. Although the Fly 3 is ridiculously tiny, it still packs a mighty punch with huge tone - even at low volumes. User can infinitely change the sound of the Fly 3, thanks to Blackstar's patented Infinite Shape Feature, and its onboard tape delay effect gives user playing a distinctive resonance. When user connect the Fly 103 cabinet, user not only get a great-sounding stereo guitar amp, user can also use the Fly 3's MP3/line-in jack to transform it into a set of powered stereo speakers.