Portal 2 Sixense Perceptual Pack is a free stand-alone game, developed with the Intel Perceptual Computing SDK, custom-designed for exclusive use with the Creative Senz3D depth and gesture camera, which is required to play this title.

Portal 2 Sixense Perceptual Pack is a free stand-alone game, developed with the Intel Perceptual Computing SDK, custom-designed for exclusive use with the Creative Senz3D depth and gesture camera, which is required to play this title.