HAMTOD CS121 Stereo TWS Wireless Bluetooth Earphone

1. Bluetooth version: 5.12. Effective distance: about 10m3. Frequency response: 20Hz-20KHz4. Headphone battery: 40mAh/3.7V5. Charging box battery: 320mAh/3.7V6. Music time: about 6h7. Talk time: about 4h8. Charging time: about 2h9. The number of times the headset can be charged by the charging box: about 3 times10. The ergonomic design fits closely with the headset, and you can enjoy a comfortable experience even if you wear it for a long time.11. 30 hours of strong battery life, easy and fast fingertip touch.12. LED digital display, the power is clear at a glance.13. Adopt Type-C charging interface, fast charging.14. IPX5 waterproof and dustproof, the sound quality is always the same.Specification: Package Weight One Package Weight 0.10kgs / 0.21lb One Package Size 12cm * 10cm * 5cm / 4.72inch * 3.94inch * 1.97inch Qty per Carton 120 Carton Weight 11.80kgs / 26.01lb Carton Size 38cm * 52cm * 42cm / 14.96inch * 20.47inch * 16.54inch Loadin