Discover the possibilities. The Boss Katana 100 MKII 2x12 Combo presents the second incarnation of Boss's most functional amplifier series. Packed with more versatility, more innovative features, and much more control for players to shape their sound - the MKII uncovers an entire universe of guitar tone, all in one convenient combo.Featuring five different amp characters for a variety of genres, players can cycle through a range of different tones from twinkling cleans, to all-out distortion, and everything in between. It's built from Boss's neat Tube Logic technology, offering authentic tube sound and feel. And, with the inclusion of a power switch, you can crank your tube sound without bringing the house down. Decorate your sound with five preset effects, including boost, reverb, and delay, and customise them with over 60 effect types in Boss's Tone Studio. Because the MKII isn't just built to perform. It's built to inspire. Version 2.0 Update: The free Katana MkII Version 2.0 Software delivers a whole host of new features to enhance your experience and further expand the Katana's capabilities. Featuring new contour settings, block chains, effects, EQs and cab IR capabilities, the Katana is better than ever! Existing owners can update their amp firmware via product support page on BOSS.info, and also their BOSS Tone Studio app from within the app itself.