1. Bluetooth version: V 5.0+EDR
2. Battery capacity: 120mAh
3. Bluetooth solution: Jerry 6973
4. Transmission distance: about 10-15 meters
5. Use time: about 7-10 hours
6. Speaker: copper ring 8mm
7. Material: ABS+UV+Silicone ear caps
8. Charging port: Micro USB
9. Weight: about 5 grams
10. Size: about 4.4x4.3x2.4cm

Features:
1. 8-core driver, improve sound quality
2. Silicone plastic environmental protection ear hook, waterproof and sweatproof, comfortable and firm
3. Physical noise reduction, wireless HD calling
4. With marquee design
5. USB charging, portable and universal, safe, stable and fast
6. Easy to operate
7. Fast and stable connection