Long Battery Life:
40mAh battery in each earbud offers about 5 hours of music playing time.
Battery Digital Display:
LED battery digital display can clearly show the battery allowance.
Smart Touch Control:
Touch control design, no more pressure on your ears. Easy to control music, volume and call, and activate voice assistant.
● Specifications●
Brand Name: Lenovo
Model Number: QT81
BT Version: BT 5.1
Transmitting Distance: 10m/33ft (no obstacle)
Drive Unit: 13mm
Frequency Range: 20-20KHz
Sensitivity: 98±3dB
Impedance: 32Ω
Charging Box Capacity: 3.7V 1200mAh
Earphone Battery Capacity: 2 * 3.7V 40mAh
Music Play Time: about 5 hours (depends on music volume)
Waterproof: IPX4
Color: Black, White (Optional)
Earbud Size: approx. 4.1*1.7*1.6cm/1.61*0.67*0.63in
Earbud Weight (Each): 4.0g/0.14oz
Charging Case Size: approx. 8.3*4.8*3.0cm/in
Charging Case Weight: 70g/2.47oz
Package List:
1 * Pair of Earbuds
1 * Charging Box
1 * Charging Cable
1 * User Manual