Logitech Jaybird RUN Ture Wireless Bluetooth Sport Earphone with Portable Charging Case (Blue)

1. Lightweight and comfortable, different size ears fit different ear shapes
2. Light weight, only 6.83g for a single earphone
3. Waterproof, but not suitable for swimming, showering or being exposed to swimming pool or sea water
4. After the anti-sweat process, it can effectively prevent acid erosion and effectively protect the headphones
5. Fully charged can provide about 4 hours of long battery life, and 8 hours of charging box power
6. The charging box equipped with fast charging technology can guarantee about 1 hour of listening experience in 5 minutes
7. One-key control, one-touch right headset, you can freely switch between call and music functions
8. When the call is connected, enjoy the call experience with the right ear, mute the left ear, and control the surrounding dynamics at any time
9. Smart anti-lost, MySound APP can be your personal butler, helping you easily locate the headset to prevent loss
10. Product type: in-ear
11. Impedance: 16Ohm
12. Frequency: 2.4GHz
13. Comply with HFP, HSP and A2DP Bluetooth protocols
14. Bluetooth version: 4.1
15. Play time: about 4 hours
16. Charging time: about 2 hours
17. Battery type: lithium ion battery
18. Dimensions: 14.3x19.5x19mm