ETE-16 TWS Semi-In-Ear Digital Display Sports Bluetooth Earphones (Black) Filter-Speaker Bracket Lenovo: IdeaPad Slim 3 (15

Lenovo:  IdeaPad Slim 3 (15 inch

2 in 1 HUB + card reader design

Power supply: 7

94/50/30/29

effective protection of connected devices and HUB

ETE-16 TWS Semi-In-Ear Digital Display Sports Bluetooth Earphones (Black) Filter-Speaker Bracket Lenovo: IdeaPad Slim 3 (151. Bluetooth version: 5. 0 2. Bluetooth protocol: A2DP AVRCP H SP H FP 3. Frequency response: 24GHz 20KGHz 4. Headphone battery: 30mAh 5. Charging case battery: 300mAh 6. Battery life: about 3 hours (80% volume) 7. Talking time: about 3 hours (80% volume) 8. Speaker: 13mm 9. Charging port: Type C 10. Charging current: 5V 1A 11. Charging time: 1. 5 hours 12. Weight: single earphone 4g, including charging case 39g Specification: Package Weight One