Compatible with all Bluetooth function devices on the Market such as ISO and Android. Transmission Distance up to 45 feet with no delay. CVC noise cancelling technology , call with strong sound reception and clear sound quality.

The open-ear design allows you to use it in outdoor sports and scenes where you need to observe the external environment. The sinking design of the bone conduction headphones will not affect your wearing of glasses or hearing aids. 

Swimming grade Waterproof Bone Conduction Headphones. This bone conduction headphones can work under water 165 feet and the sound quality is better. You can enjoy the music while bathing, surfing, swimming and even diving.