With bluetooth 4.2 technology, and up to 10m transmission distance, it is super easy to connect or pair With a 5w loudspeaker, it can ensure loud clear and rich sound and moreover, it can be used as a mp3 player with supporting of aux and TF card input, so you can enjoy music anytime With adjustable multi-colored LED lights on top, and with metallic luster surface, the speaker looks gorgeous when you open the light switch