Lenovo XT82 True Wireless Headphones BT5.1 Sport Headset With Mic-white

Overview:
BT 5.1 technology brings high-speed data transfer speed, stable performance, and low power consumption. With true wireless stereo technology, you can use the headset solely or used them in pairs. Equipped with a 300mAh charging box to store and charge the earbuds. Built-in Microphone delivers a clearer and more realistic sound. It will bring you a perfect user experience.

Features:
BT 5.1 technology ensures high data transfer speed, stable and fast connection, and low power consumption.
Just take the earplugs out of the charging box, and they will automatically pair with each other. 
Touch control design, no more pressure on your ears. Easy to control music and calls, and activate voice assistant.
Built-in Mic on both earbuds delivers clearer talking sound in stereo mode, supporting hands-free call.
LED battery digital display can clearly show the battery allowance of the earbuds and charging box.

Specifications:
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
Package Weight: 89g/3.14oz

Package List:
1 * Pair of Earbuds
1 * Charging Case
2 * Pairs of Earcaps
1 * Charging Cable
1 * User Manual (English/Chinese)