Features: 200mAh high capacity chargeing boxforlong-lastingandsupportsyoutolistenmusicandphoneansweringwithoutworring,nicestoragec-aseforheadset. Seneitivetouchingcontrolforeasyoperation. Wirelessly dual ear stereo design. Both left and right earbud are BT 5.0 connected enable. Multifunctionalforhelpingyoutoadjust volume +-/selectingsong/answeringphonecall/dialphonecall Clear L-EDscreendisplayinformsyoutoknowitsworkingstatus. Be compatible with mostcellphones, thoughtful design. IPX4waterresistancedeisgn,nicedailyassistanceandfreesupyourhandstodomoreimportantthings. Equipped with USB cable,convenienttobechargedby USBport, it can be charged withadapter, computer, laptop etc.