COMFORTABLE WEARING---Ergonomic design, secure fit, no troublesome wires from tangling or around your neck. Super mini earbud, ultra lightweight, only 4g, No need to worry about falling off once you wear itEXCELLENT SOUND QUALITY---Original sound unit, privacy design,Ensuring sound quality and privacy.LONG STANDBY---The new and improved lithium polymer battery allows seamless enjoyment of music for up to 4 hours on a single charge and 100 hours o.....More detail