J28 TWS Wireless Bluetooth Earphones LED Digital Display HIFI Music Sport Earphone(Green)

1. Using Bluetooth 5.0 combined with TWS technology can provide faster pairing, stable connection and signal transmission2. The 14mm large speaker driver can provide truly natural, authentic sound and powerful bass performance3. CVC8.0 noise reduction, the built-in high-definition microphone supports 1 or 2 earplugs and voice assistant phones, realizing clear hands-free calls4. Automatic pairing, smart touch design, one-key play/pause/answer/hang up/adjust volume/switch songs, etc. No pressure to touch, easy to operate and comfortable to use5. Wireless earphones can play more than 4 hours of music once charged, and the personalized charging box can also provide 20 hours of battery life for the earphones6. IPX5 nano waterproof coating can effectively protect sports headphones from sweat or splashesSpecifications:1. Bluetooth version: 5.0+EDR2. Use frequency band: 2.4GHZ3. Support protocol: A2DP/AVRCP/HFP4. Transmission distance: 10-15 meters, barrier-free5. Charging voltage/current/time: 5V/ 1A/ 1 hour6. Battery capacity: 30mAh built-in