To control a Philips Hue white and color ambiance bulb, you need to have a Philips Hue bridge and install the Hue app on your smart device. This way, you can enjoy the full connected experience. There are two ways to get a Hue bridge. (1) You can get a starter kit that includes light bulbs and a bridge. (2) You can get a separate bridge and build your own Philips Hue system around it.