What's Required? - Nothing! This product works with the free ‘Philips Hue Sync PC' app. Simply install your new Hue PC Lightstrip and connect to the app for in room smart lighting control! Seamlessly Blend Colours - Discover a blend of multiple colours in a single LED lightstrip. Colours flow together naturally, painting the wall with colourful light that showcases a unique effect behind your PC and levels up your gaming experience. Entertain with Colour - Choose from 16 million colours including warm to cool white light to create an ambiance that suits any mood. Play with colour to create the perfect ambiance for film nights, parties, bedtime stories, or to just sit back and unwind! Easy Installation - The Philips Hue Play gradient lightstrip is specially designed to fit your PC Screen with included mounting brackets to make installation quick and easy. More Sizes for a Perfect Fit - The Philips Hue Play gradient lightstrip comes more variations. The 24-27-inch lightstrip is recommended for 24 to 27-inch PC Screens, the 32-34inch lightstrip for 32 to 34-inch TVs and options for 3 Monitor Set ups. If the size of your Screen falls in between these recommendations, use the next size down (for example, a 30-inch Screen would use the 24-27-inch lightstrip).