Lenovo XT82 True Wireless Earbuds

Brand: Lenovo
Model Number: XT82
BT Version: 5.1
Transmitting Distance: up to 12m (no obstacle)
Drive: φ13mm
Frequency Range: 20-20KHz
Microphone Sensitivity: -42dB±3dB
Impedance: 16Ω
Charging Case Battery Capacity: 3.7V 300mAh
Earbuds Battery Capacity (Each): 3.7V 30mAh
Music Play Time: about 4 hours (depends on music volume)
Earplug Charging Time: about 1 hour
Headphone Box Charging Time: about 1 hours
Color: Black, White (Optional)
Earbud Size: Approx. 2.8*2.5*1.7cm/1.10*0.98*0.67in
Earbud Weight (Each): 4.4g/0.15oz
Package Size: 14.0*9.0*4.0cm/5.51*3.54*1.57in