Equally at home on your desktop or in a rack, the second generation Virus TI Desktop offers a completely redesigned look and feel, adds 25% more horse-power under the hood, and ships with OS 3.0, adding new FX such as Tape Delay, Frequency Shifter, Charaters, and new Distortions. OS 3.0 also features many improvements including a new look and feel for our award-winning Virus Control software. * rack kit sold separately