The AIWA Circuit True Wireless Earbuds feature a 10 mm driver diameter, 32 Ohm impedance, and a frequency response of 20 Hz - 20 kHz.

With a sensitivity of 96 dB +/- 3 dB and a Li-ion battery of 3.7V and 35 mAh per earbud, these earbuds have a playtime of 10 hours and a charging time of 2 hours.

Their Bluetooth range is 10 meters and they use Bluetooth version 5.3.

The charging case has a battery capacity of 300 mAh and the package includes 1 pair of earphones and a USB Type-C charging cable. 

Features:
•     Driver Diameter: 10 mm
•     Impedance: 32 Ohms
•     Frequency Response:  20 Hz - 20 kHz
•     Sensitivity: 96 dB +/- 3 dB
•     Power Supply: Li-ion Battery 3.7V 35 mAh Per Earbud 
•     Playtime: 10 HoursCharging Time: 2 Hours
•     Bluetooth Range: 10 m
•     Bluetooth Version: 5.3
•     Charging Case Battery Capacity: 300 mAh

Box Contents: 

•     Earphones
•     25cm USB Male-A to Type-C charging cable included