【Semi-in-ear Design】 In comparison to other full-in-ear Headphones, our bluetooth ear buds adopts semi-in-ear design to fit most ear types and zero pressure wearing. Soft and elastic ear hooks have been passed over 3kg tension test, they will not be deformed or easy to fall off, with you using them stably and securely.

【IPX6 Waterproof】This bluetooth wireless earbuds internal nano-coating can protect Earbuds from heavy rain or sweat during strenuous exercise like running, jogging, horse riding, hiking, fitness , and after that please timely wipe the Earbuds with a soft cloth to keep dry and prolong its service life. ( Note:The charging case is not waterproof. Not for swimming, Bluetooth signal cannot be connected underwater because water block bluetooth signal)

【TWS HiFi Sound & Bluetooth 5.0】 The True Wireless Stereo sports headphones are committed to being your indispensable sports partner,with utilizing 12mm diaphragm to realize true sound and powerful bass performance as well as Bluetooth 5.0 technology to ensure a fast, stable and efficient transmission, in this context, making music and voice calls smoother and clearer.

【Touch-control & Button-Control】AOPOY sports wireless earphones come with dual-mode control function, you can click on the touch control area to answer / reject calls, play the previous / next music, while long press the touch area for 2s to wake up Siri. Furthermore, please click the power button when you want to adjust the music volume.

【Auto Paring &Long working Time】The earbuds automatically turn on and connect with your smart phone when removed from the charging case, auto turn off and charge when return to the case.The wireless earbuds have built-in polymer lithium battery just need to charge 2 hours for 5-8 hours of call duration/audio playback time. Whereas,the charging case built-in 1050mAh battery is enough to provide at least 7 times of charging for the Earphones.