Andoer Wireless Sports Running B8 Bone Conduction BT Ultra Long Standby black

Features: The sound transmits through the bone to the auditory nerve, no need to put into the ear, no eardrum damage, good for the user to avoid ear disease and hearing losing. BT 5.3 ensures high data transfer speed, stable connection, and low power consumption. Free to enjoy hands-free calls or BT music via BT connection. 180mAh rechargeable Lithium battery provides up to 6 hours of playback time on one full charge and the standby time can last to 10 days. Release your ears to listen the world, you can response to the surrounding situation quickly, far away from dangerous. Keeping Danger Away: Release your ears to listen to the world, you can respond to the surrounding situation quickly, far away from danger, suitable for outdoor activiti