B1 Bluetooth 5.0 TWS Earbuds True Wireless Headphones with Dual Mic Ear-hook Earphone Twins Sports Headset Charging Box IPX5 Waterproof

Features:
BT 5.0 brings high data transfer speed, stable connection, and low power consumption.
Auto power on and fast pairing between left and right earbuds once taking out of the charging case.
Secure-fit ear hooks keep earbuds in place even during rough workouts, comfortable and stable to wear.
IPX5 waterproof, suitable for working, driving, running, climbing, and other sports.
BT5.0 chip offers noise reduction function which grasps the detail of voice greatly.
Up to 9 hours of listening time (more than 24 hours with charging case).