Features: This bulb is a Bluetooth enabled, multicolored, energy efficient smart LED light. Adjustable volume of light and music, comparable to a 50 Watts Halogen bulb. Energy saving and good quality support music, with Bluetooth 3.0. One Remote controller can control multi bulbs(the light).but one bulb can only be connected to one Bluetooth device(output sound). Suitable for the bedroom, closet, cabinet, Corridor, workshop, garage, stairwell, oil depots, roof, door and other places.