Guess GUTWSSU20ALEGK TWS Bluetooth Earbuds

Communication: Bluetooth 5.1
Headphone Battery Capacity: 30mAh x2
Battery Capacity of the Charging Case: 300mAh
Talk Time: Up to 4 hours
Music Play Time: Up to 5 hours
Charging Time: Up to 2 hours
Charging Port: USB-C
Bluetooth Range: Up to 10 meters
Speaker Power: 5W
Working Frequency: 20Hz - 20KHz
Impedance: 32 ohms
IP Protection Level: IPX4
Input Voltage: DC 5V
Power Unit: 10mm
Color: Black