Tube sounds modern flexibility. A new concept in tonal versatility. The Boss Nextone Stage 40w Guitar Amplifier w/Cover and Footswitch gives you everything you need for the perfect practice and gigging setup. You get the unique characteristics of 6V6 6L6 EL84 and EL34 tube amps in one place letting you experience these signature power stages without the need for multiple amps. The amps control panel is fitted with an assortment of controllable parameters and in-built effects. Your creativity wont ever be dampened by the sheer amount of soundscapes you can create. If you want to delve deeper into your tone shaping or want to fine-tune your amp to suit your needs then the Nextone Editor is for you. Simply download and connect the app to your amplifier and become a virtual technician. Fine-tune the bias sag EQ and more to perfectly match your individual playing style. The Roland Nextone Stage Amp Cover offers effective protection when you?re transporting the amp - take it anywhere you like. And the footswitch gives you even more options to change your amps sound on the fly. Its the full package.