BT 5.0 technology brings high-speed data transfer speed, stable performance, and low power consumption. With TWS technology, you can use the headset solely or used them in pairs. Auto fast pairing between left and right earbuds once opening the charging case. Equipped with a charging box to charge the earbuds. Built-in Microphone delivers a clearer and more realistic sound. It will bring you a perfect user experience.

Features:
BT 5.0 technology ensures higher data transfer speed, stable and fast connection, and low power consumption.
True wireless dual ear design, left and right earphone channels are separated. It can be used solely or used in pairs.
Touch control design, no more physical buttons, no more pressure on your ears. Easy to control music and calls, and activate voice assistant.
Built-in Mic on both earbuds with intelligent noise reduction delivers clearer and more real talking sound in stereo mode.
A 300mAh charging case can charge and store the earbuds. 30mAh battery in each headphone ensures 4 hours of music playing time.
3.3g lightweight and mini size fit well to your ear canal, provide long time wearing comfort and stability when doing sports.

Specifications:
Brand Name: Lenovo
Model Number: X9
BT Version: 5.0
Transmitting Distance: 10m/33ft
Drive Diameter: 13mm
Frequency Range: 20-20KHz
Sensitivity: 119±3dB
Impedance: 32Ω
Charging Case Battery Capacity: 3.7V 300mAh
Earbuds Battery Capacity (Each): 3.7V 30mAh
Music Play Time: about 4 hours (depends on music volume)
Charging Time: about 1.5 hours
Color: Black, White (Optional)
Earbud Weight (Each): 3.3g/0.11oz
Package Size: 14.0*9.2*3.2cm/5.51*3.62*1.26in
Package Weight: 80g/2.82oz

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