amPlug2 FLY headphone amps for guitar and bass are the perfect solution for practice when noise is a restraint, or for when inspiration strikes ON THE FLYVoiced and designed by Blackstar in the UK, amPlug2 FLY models are battery-powered and have a foldable instrument jack plug for connection to any guitar body type. The super compact design can be carried anywhere and is the easiest way to achieve real Blackstar amp tones in your headphones. The amPlug2 FLY Guitar has three channels - Clean, Crunch and Lead with tone shaping using Blackstars patented ISF (Infinite Shape Feature) control to give you all the sounds you need. 3 Channels in one unit Clean - Clean chime, which breaks-up when pushed Crunch - Classic, hot-rodded Crunch with clarity and note-definition Lead - Harmonically-rich, mid-boosted overdrive, perfect for riffing and lead playing Patented ISF control Blackstars patented ISF control allows you to choose the exact tonal signature you prefer. At the lowest setting