Digital Backdrops Cd Green Screen Backgrounds By Backdrop Outlet Volume 4 Mac & Windows Give your clients an endless range of background choices with Backdrop Outlet's Digital Backgrounds. Features 2 File Sizes: JPEG (72 dpi) for email, websites, and displays High Resolution TIFF (300 dpi) for photos. Use Photoshop or another image editing software to replace the background behind your client. Software works best with a chroma key backdrop, but any background that does not blend in with the subject will work. A Chroma Key Tutorial Included. CD is PC and Mac Compatible. Digital Backgrounds that are sized to 2400x3000 pixels and FREE tutorial Included Photoshop: Key Out Backgrounds Photoshop: Photo Touch Ups Customer Review -	What a great product These CDs have saved me thousands of dollars. I own a ton of muslin and canvas but I always need more. If a customer doesnt see what they like I pull up the backdrops on my CDs and let them pick. Such a great way to expand. - Saunders Photography, SD