B39 Wireless Bluetooth Headset Subwoofer With Breathing Light Support TF Card(Red Black)

1. Seven-color LED breathing light, surround sound effect2. Colorful lighting, audio synchronization, ultra-clear call, HIFI sound quality, long-lasting battery life, TF memory card, comfortable to wear, sweat-proof3. Bluetooth 5.1 chip, faster and more stable connection, clear and smooth listening to songs and games4. Strong and optimal material, comfortable and long-lasting to wear5. Large-diaphragm loudspeaker, balanced and restored sound layering6. High-definition noise reduction, breathable earmuffs, no pain after long-term wear7. Battery life: 8 hours8. Listen to 280 songs in a row9. Channel: stereo10. Transmission range: 10 meters11. Function: power display, call function, NFC function, support music, multi-point connection12. Bluetooth protocol: 5.113. How to use: head-mounted14. Battery capacity: 600mAh