wireless earbuds occiam bluetooth headphones 48h play back earphones in ear waterproof with microphone led display for sports running workout black occiam power display</br> led digital display of the charging case show the charging status of the case and sports earbuds before running out.</br></br> time of endurance</br> 50mah rechargeable earbud provides 8 hours play back. 600mah charging case can charge the twin earbuds for 6 times with the charging case, 48hours play back.</br></br> design for sports</br> the earbuds are specially made for sports.with adjustable, secure fit silicone earhooks and silicone ear tips that make earbuds sit securely and comfortably inside the ear.</br></br> auto pairing and charging</br> turn on and pair with each other automatically when taken out from the charging case.when put back into the charging case, they will be charged and turn off automatically.</br></br> sound the earbuds produce stereo sound.</br></br> specification</br> 1.supports: hsp,hfp,a2dp,avrcp</br> 2.charging port: type c</br> 3.battery capacity:earbud: 50mah;charging case: 600mah</br> 4.battery life: twin earbuds will last up to 8 hours on single fully charging</br> 5.standby time: up to 80 hours</br> 6.charging time: 1 to 1.5 hrs for earbuds, 2hrs for charging case</br> 7.transmission range: 33 feet with no obstacle</br></br> what¡ ̄s in the box</br> wireless sports earbuds x 2 pcs(lr)</br> charging casex1 piece</br> usb cablex1 piece</br> original ear caps x 1 pair(m)</br> spare ear caps x 2 pairs(sl)</br>