Features: Multifunctional: Supports wirelessly playing music via BT connection; also supports FM Radio, AUX IN, TF Card music playback. Surround Sound: 3W speakers deliver high performance multi-dimensional sound and an unparalleled cinematic deep bass surround sound. Hands-free with Mic: Built-in microphone enables you to receive calls easily and makes your hands free when driving or doing exercise. Simple Operation: Easy to control volume, music, calls and playing modes. With a silicone strap, you can hang it over or bring it outdoors easily. LED Light Effect: LED Light brings your eyes a luxury feast when listening to music, very suitable for camping, parties and more.