Eleven Rack is a professional Pro Tools hardware/software bundle that provides the ultimate recording and amplifier emulation solution for guitar players. Get everything you need- and more-to showcase your skills, including a high-resolution, DSP-accelerated hardware interface, industry-standard Pro Tools software, standalone Eleven Rack Editor, and built- in Eleven Rack Expansion Pack. Dial up the sounds of the world’s greatest guitar amps and effects easily, and capture performances with studio-quality sound. No matter how you use it, you’ll always have incredible versatility-and the perfect tone-at your fingertips, in the studio or live on stage.Unique True-Z auto-impedance matching guitar input