LCD Screen with information track and FlashlightCrystal clear and full-range sound let you feel the music coming with details realized through B570 unexpected 57mm ultra-large dynamic drivers with Bluetooth4.0 and DSP noise reduction.Foldable Design & Comfortable Wearing Experience: the headphone is 198g only, foldable and easy to carry; the head beam made of high quality artificial leather, earmuffs are made of soft breathable protein leather, providing you comfortable wearing-on experience.Line-in Music Play Mode:you can use 3.5mm audio cable connect to headphone to listen to music even your phone don't have Bluetooth function or the headphone is out of power
