The BOSS GT-1 is an ultra-portable guitar multi-effects processor that offers a wide range of amps and effects for all types of music. It has a streamlined interface for easy sound creation, and comes with an assignable control switch and expression pedal for real-time effects adjustment. It can be connected to BOSS TONE CENTRAL for free pro patches and editing software. The GT-1 is compact and rugged, making it suitable for beginners, weekend warriors, and traveling players.