F9 earbubs with built-in powerbank

Specifications:

-The earphone has Bluetooth 5.0 chip, which has fast and stable connection.
-It has built-in active noise reduction , providing HD phone call.

Item Name: Wireless Earphone
Model: F9-5C
Bluetooth Version: 5.0
Charging Voltage: DC 5V
Microphone Sensitivity: -42Db
Sensitivity: 120dB +/- 5dB
Transmission Distance: 10m
Charging Time: about 1 Hour
Cumulative Work Time: about 220 hours (with Fully Charged Charging Box)
Earphone Battery Capacity: 50mAh (Included)
Charging Box Battery Capacity: 2000mAh (Included)
Features: Rechargeable, Portable

Package Includes:
2 x Wireless Earphones
4 x Ear Caps
1 x Charging Box
1 x Charging Cable
1 x User Manual