$50 to $100

Blackstar Amplug 2 Fly Bass Headphone Practice Amp - AP2FLYB

Price: $79.99

Blackstar Amplug2 Fly Guitar Headphone Practice Guitar Amplifier - AP2FLYG

Price: $79.99

Blackstar Extension Speaker Cabinet for the FLY 3 Mini Guitar Amplifier - FLY103

Price: $59.99

Blackstar FLY3 3 Watt Battery Powered Mini Guitar Amplifier and Portable Speaker

Price: $99.99