Offering both standard (4:3) and wide-screen (16:9) formats, the Duet ultra-portable projection screen provides the perfect solution for both business presentations and home theater applications. Use with any home theater or business projector. Enjoy fast, easy setup with the innovative, patent-pending design and the included floor stand. Or, mount it to the wall with the included bracket. Then, pull the screen out to the size that works best for you - 65 for standard viewing or 80 for wide-screen viewing.