Google Assistant) Works with Alexa for voice control (hub required, Alexa device and hub sold separately). For the full Hue experience and to take advantage of voice activation purchase the Philips Hue Hub (Model: 458471). Search "Philips Hue Hub" or "B016H0QZ7I" to find this product on Amazon. Choose between millions of colors and shades of white light to light your home, wireless controlling with your smartphone or tablet and syncing your light immersively to music, games, and movies. Power adapter : 100-240 V AC / 50-60 Hz Requiring the Hue Bridge (sold separately) for the full Hue experience, this GU10 LED smart flood light is designed to fit track lighting and chandeliers. Install the LED light as you would install ordinary bulbs, pairing them with the Hue Bridge, which allows you to control smart-bulb-equipped lights via the Philips Hue App. Easily expand your lighting system with accessories (sold separately), such as a Hue Dimmer Switch, Hue Tap, or Hue Motion Sensor. Pair it for automation with your existing Nest or SmartThings system.