With the ability to be powered by AAA batteries, the Blackstar Fly 3 Bluetooth provides classic Blackstar tones for those on the go. You can stream music to your Fly via its Bluetooth input and practice silently with its speaker-emulated headphone output; or you can use it as a portable Bluetooth speaker! The Blackstar Fly 3 also has an onboard tape delay effect to add space and ambience to your playing.