BT-1 Wireless Bluetooth In-Ear Sports Headphones with Microphones for Smartphone, Built-in Bluetooth Wireless Transmission, Transmission Distance: Within 10m(Black)

1. Earphone design, ergonomic structure, comfortable to wear.
2. Lightweight and durable, easy to carry, close to your ear type, suitable for professional running or other strenuous sports, even not easy to fall off.
3. Headphone connection, using the most advanced memory wire, linear automatic admission, not easy to deform.
4. Low power consumption, long standby and playing.
5. Bluetooth wireless transmission, more freedom, more convenient.
6. Using advanced bluetooth technology.
7. Support previous and next song, volume up and down, pause and play, and microphone phone function, allows you to switch calls and music easily, control music more freely and conveniently when running.