17/01/2022
HBQ i7s TWS Wireless Bluetooth Earbuds Universal Headsets
Drive : 15 mm
Impedance : 32 OHM
Wireless Version : V5.0+EDR
Microphone Sensitivity : 42Db
Frequency : 2.40 GHZ
Frequency Respons : 20-20K Hz
Battery Capacity : 65MAH/950AH
Working Temperature : -10-55°C
Input : DC5V
Transmission Distance : 10 M
Playing Time : 2-2.5 Hours
Talk Time : 3-4 Hours
Charging Time : 1-1.5 Hours
Standby Time : 100 Hours
Colour : White
HBQ i7s TWS wireless Bluetooth Earbuds with Charging Case White..
It is a good product.