6 W Philips Hue E27 LED bulb White & Color Ambiance CCT RGB, Bluetooth and ZigBee compatible, set of 4 Conventional lights with an E27 socket can be upgraded to smart lights with this Philips Hue E27 LED bulb, which comes in a handy set of 4. The bulb offers a wide spectrum from extra warm white to daylight and 16 million colourful shades with wide dimmability, so that the right light can be achieved for almost any application. The bulbs can be controlled directly via Bluetooth using a smartphone or tablet, or integrated smartly via ZigBee using the separately available Bridge Pro, enabling voice control, automation or app control when you are on the move. Technical data: - White light adjustable from extra warm white to daylight - 16 million colour gradations - Bluetooth range indoors approx. 10 m Special features/compatibility: - Controllable with the Hue dimmer switch (see accessories) - Controllable with the corresponding Hue app and Hue Bluetooth app - Compatible with existing Philips Hue systems and other ZigBee-based systems such as those from Innogy, Bosch, Telekom (Magenta) and Busch-Jäger - Voice control possible with Amazon Alexa, Apple HomeKit (Siri), Google Assistant and Microsoft Cortana - Matter-compatible - dimmable (even ultra-low) via app, voice command and dimmer switch - Intelligent lighting control Option a: ZigBee integration via separately available Bridge Pro and router; this enables control on site or on the go via the Hue app (free for Android and iOS) or on site via voice command via Amazon Alexa, Apple HomeKit (Siri) and Google Assistant. - smart lighting control Option b: Direct control on site via Bluetooth using the free Hue Bluetooth app; this requires a smartphone or tablet (Android or iOS). A router, Wi-Fi or data connection is not necessary. If using more than ten lamps, the use of a bridge is recommended. A lamp can store connections with up to 15 smartphones/tablets; the individual settings are assigned individually.