Black Neck Hanging Wireless Sports Earbuds Stereo Bass Outdoor Sports Fitness Running Exercise Headphones

1 Superior Sound Experience] Bluetooth headphones adopted BK 5.0 Chip and 6mm dynamic drivers, Nano diaphragm.The balance of the three sound ranges of high, medium and low is improved.
2 [Comfortable and Stable] The ear hooks of bluetooth sport headphones are designed to a appropriate size so that you can feel great to wear and the earphones will never fall out during running.Soft silicon earhooks ensure comfortable and secure wear in even most intense workout
3 Long battery life time] The new improved lithium polymer battery allows our bluetooth sport headphones to play music for 7-9 hours and to stand-by for 240 hours with only 1.5 Hours super quick charge time, full charge light indication is available.