TWS-T9 Bluetooth 5.0 Business Sport Stereo Wireless Bluetooth Earphone with Charging Box

TWS-T9 Bluetooth 5.0 Business Sport Stereo Wireless Bluetooth Earphone with Charging Box 1. Communication distance: more than 10 meters 2. Talk time: about 3-4 hours 3. Standby time: 120 hours 4. Music time: about 3-4 hours 5. Battery type: lithium polymer battery 6. Support protocol: HEP\HSP\A2D\AVRCP 7. Earphone battery capacity: 40mAh (charge compartment battery capacity: 300mAh) 8. Horn material: copper ring 10mm 9. Process material: ABS 10. Bluetooth version: V5.0 11. Small size, easy to carry 12. Ergonomic design, comfortable to wear 13. Two-channel conversation, effectively reducing environmental noise, making the conversation clearer 14. Independent chip, switch between single and double ears at will 15. Type-C charging interface, charging is more convenient