NWOT Wireless Earbuds

NWOT. F9 Wireless earbuds with self charging case. Supports Android, IOS and Windows. One touch control earbuds. Bluetooth versions 5.1, working distance 10M, frequency 2402~2480MHz, battery 3.7V, >50mA Li Battery. Working temperature -10°c to 55°c. Charging time 1-2H. Play music time 4-5H. Call time 4-5H. Standby time 650H with charge base. IPx7 waterproof and dust proof. 9D surround stereo. 2000MHz charging base with percentage of.each bud and base. Magnetic case lid to start charging. Cords.