Angular Philips Hue LED ceiling panel Aurelle with White Ambiance functionWhether warm white light for cosy TV watching or powerful daylight for concentrated work in the kitchen - the Philips Hue LED ceiling panel Aurelle ensures the perfect ambience at all times. It can not only be switched to different brightness levels or light temperatures, but also to different modes - either via the supplied dimmer switch, which already has four pre-installed light recipes, or via app with the smartphone or tablet. Thanks to the flat design, the panel is ideal for use in rooms with low ceiling heights.Features / Compatibility- Control via Hue dimmer switch (included)- Controllable with matching Hue app (ZigBee) and Hue Bluetooth app- Adjustable colour temperatures: warm white (2,200 K) to daylight (6.500 K)- intelligent light control Option a: ZigBee integration via bridge and router, such as the Philips Hue Bridge (see accessories); this enables control locally or on the move via the Hue app and the option of voice control via Amazon Alexa, Apple HomeKit (Siri) and Google Assistant. - smart lighting control option b: Direct on-site control via Bluetooth with free Hue Bluetooth app. When using more than ten lamps within the Bluetooth control, the use of a bridge is recommended. Note: Not all functions are available when operating via the dimmer switch.