This bulb is a Bluetooth enabled, multicolored, energy efficient smart LED light which can be controlled through your smart phone by Bluetooth wireless, energy saving and good quality Support music. It can be controlled via smart phone or tablet / Bluetooth -LED Lamp Appearance / 12 Different Color Options. Wireless Bluetooth connection. Adjustable volume of light and music bright light, comparable to a 50 Watts halogen bulb. Do not disassemble any bulbs by yourself. The light color is adjustable by the remote controller with 4 modes lighting effects. Wireless Bluetooth Connection The bulb can be turned off by to the remote control, and you can still use the is as a speaker. One remote controller can control multi bulbs (the light), but one bulb can only be connected to one. Bluetooth device (output sound) Material : PC/ABS Size: 13 x 9.5cm Light Source: LED Bluetooth Version: V4.0 Base Type: E27 Rated power: 12W Remote controller : 24 keys type Package Included: 1 x E27 RGB LED Bulb 1 x IR Remote Controller