Korpa 
A New Standard for the Mini Class Amplifiers
It's lightweight and literally small all-in-one portable guitar amplifier.
It's a low-watt practice amp that you can use in any room at your home, put on a desk or take it wherever you want and jam, via the battery-powered operation or USB to power bank connection.
It features 3 channels, built-in digital reverb and delay, with NUX user-friendly interface design.
It also offers an Auxiliary line-in and Bluetooth connection for jamming along to your own music.
You can improve your jamming skill along with built-in drums and metronome as well