Foldable-space saving and easy to carry.Colorful lights-colorful gradient light gives you a gorgeous feeling.Built-in microphone-reduce noise during call;hands-free calls. Soft, breathable earmuffs that fit snugly without leaking sound.Bluetooth 5.0-It can connect to all Bluetooth enabled devices, such as mobile phones, tablets, etc and Radius 10 m effective range; Call duration 10 hours/music duration 15 hours/stand-by duration 180hours/two hours full charge Three ways to connect devices:Bluetooth model/Cable model/TF card model（Headphones have AUX plugs for wired connections,AUX audio cable is configured.) Three-dimensional surround sound, presenting shocking sound quality.Large moving circle speaker, high, middle and low three kinds of audio, balanced restoration of sound layer. Wireless Bluetooth Headphones-Colorful Lights,Foldable,Bluetooth 5.0,10 m Range,Stereo Surround,Built-in Microphone,Comfortable affixed Ears