Tag: Bluetooth Waterproof Sports Earphones

USER MANUAL QCY-QY19Bluetooth Earphones Quick Start (a) Power-on        EarHook EarTip Vol + Vol – LED Multifunction Button (MFB) USB Port (b) How to Wear                 Large×2       Medium×2     Small×2 Semi-closed EarTips(suitable for sports)             Large×2       Medium×2…