Meet the new boss effects flagship, the boss gt-100. the gt-100 amp/effects processor boasts next-generation amp modeling that re-creates vintage amps and provides new cosm tones that soar into the future with the dynamics, tone and feel you'd expect from a boutique unit. user interface is improved by a dual-lcd system, while ez tone has been enhanced with newly designed amp customize and od/ds customize features. the gt-100 is a powerhouse processor that spans from classic to futuristic in a friendly, rugged and roadworthy unit.