Beautify your home with two Color Ambiance Spots from Philips HueFeatures: Twinpack with GU10 base Illumination with 16 million colours Requires no bridge, control via Bluetooth (requires Philips Hue Bluetooth App) Max. number of lamps: 10 without bridge 50 with bridgeNote: The special features of this product are only available when connected to a Philips Hue-Bridge. The Philips Hue-Bridge supports the following protocol: ZigBee and is compatible with: Amazon Alexa, Apple HomeKit (Hue-Bridge 2.0 only), Google Home. For further information on individual and country-specific compatibility, please refer to the current information on the manufacturer's page.