Easy setup via Bluetooth: connect the Hue Lightstrip extension with the basic set, download the Hue Bluetooth app, and you can control your light in a room or set light scenes For operation around the home: expand your system with Hue Bridge (sold separately) and experience the complete smart home experience with numerous features CUSTOMIZED LIGHTING - Choose from 16 million colors or a wide variety of shades of white, from cool to warm light, to give a room the color you want Impressive flexibility: The Hue light strip can be extended up to a length of 10m. Cut parts can be reused together with another Lightstrip base set Philips Hue Bluetooth smart lighting is compatible with Amazon Echo Dot (3rd generation), Echo Plus and Echo Show (2nd generation)