Soundcore by Anker Sport X10 True Wireless Sport Earbuds - Black Condition:Grade C - Blood oxygen and Electrical

- Blood oxygen and Electrical heart sensors

4500 Series Standard Duty Deadlatch and 4900 Series Heavy Duty Deadlatch

9-inch (4th & 3rd Gen) Tablets

Model Number: APi6121-N9Ci2-MB

- Mil-grade certified with Air Cushion Technology

Soundcore by Anker Sport X10 True Wireless Sport Earbuds - Black Condition:Grade C - Blood oxygen and ElectricalThe Soundcore by Anker Sport X10 True Wireless Sport Earbuds. Black Version. Features: Incredible Sound Loved by 20 Million+ People Rotate, Set, Go Twist the 210 rotatable ear hooks until you find the perfect spot for you. The unique design keeps Sport X10 workout earbuds comfortably and securely in place throughout your workout. Exercise Proof Buds Sport X10 workout earbuds have a fully waterproof, IPX7 rated build that stops liquids in their tracks.