The Awei X670BL Bluetooth sports headphones are specifically designed for active users who value sound quality and comfort. With their dual dynamic drivers, they provide an impressive audio experience that excels in both music and calls. The wireless signal transmission allows for unrestricted freedom of movement, while Bluetooth version 4.2 ensures a stable connection. The headphones come in an elegant black design that seamlessly matches various sports outfits. Music control is conveniently managed via a Bluetooth remote, allowing for easy handling during workouts. With a battery capacity of 90 mAh and a charging time of about 7 hours, the headphones are ideal for longer training sessions or outdoor activities. The 13 mm driver diameter delivers powerful bass and clear highs, enriching the overall listening experience. These headphones are an excellent choice for anyone who doesn't want to compromise on high-quality audio while exercising.