The Smart Music Light Bulb Speaker Allows you to Stream Music From any Connected Bluetooth Device to your Light Bulb. You Can Stream Music From Any Source such as Pandora, Youtube, Spotify etc. Smartphone Controlled, Take Control of Your Lighting and Music From Your Smartphone or Tablet. Play Music from the App and Have the Bulb Change Colors Automatically. This is Great if You Want to Relax and Unwind After a Long Day or Start a Party! All Colors Are Dimmable. Personalize Your Lighting to Suite Your Needs. Built-in Bluetooth 4.0 Allows You to Connect to Your Bluetooth Device Wirelessly. Simple and Efficient Smart Bulbs Are Simple to Install and Use. Simply Screw in the Bulb, Power It On, Download the Free App and You Have the Next Generation Light Bulb at Your Fingertips. 40W Incandescent Bulb.