Lenovo XT85II BT5.3 True Wireless Headphones Low Latency Game Earphone In-ear Earbuds Touch Control Sport Headset with Mic 300mAh Charging Case ( Item#: V10574B )

Overview:
BT 5.3 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:
The latest BT 5.3 technology enables stable connection, fast transmission speed and low power consumption.
Auto power on and fast pairing between left and right earbuds once opening the charging case lid, quick to pair with BT-enabled audio devices.
True wireless stereo dual-ear design, left and right earphone channels are separated. It can be used solely or in pairs.
Long touch the right earbud for 2s to switch between game mode and music mode. Low latency delay, play games freely.
Ergonomic and 4g lightweight design ensures wearing comfort and stability, suitable for hiking, running, cycling, climbing, driving, etc.
Touch control design, no more pressure on your ears. Easy to control music and calls, and activate voice assistant (only for iOS).
A 300mAh charging case can charge and store the earbuds. 40mAh battery in each earbud offers about 4.5 hours of music time.
Built-in Mic on both earbuds with built-in call noise reduction algorithm delivers clear talking sound in stereo mode.

Specifications:
Brand Name: Lenovo
Model Number: XT85II
BT Version: 5.3
Transmitting Distance: up to 10m (no obstacle)
Drive Diameter: 10mm
Frequency Range: 20-20KHz
Mic Sensitivity: -42dB±1dB
Impedance: 32Ω
SNR: ≥90DB
Distortion: ≤5%
Audio Decode: AAC, SBC
Charging Case Battery Capacity: 3.7V 300mAh
Earbuds Battery Capacity (Each): 3.7V 40mAh
Music Play Time: about 4.5 hours (depends on music volume)
Earbuds Charging Time: about 1.5 hours
Charging Box Charging Time: about 1.5 hours
Color: Black, White (Optional)
Earbud Size (Each): 3.2*2.7*2.2cm/1.26*1.06*0.86in
Earbud Weight (Each): 4g/0.14oz
Charging Box Size: 6.0*5.2**2.4cm/2.36*2.04*0.94in
Charging Box Weight: 34g/1.19oz
Package Size: 10.5*8.2*3.8cm/4.13*3.22*1.49in
Package Weight: 83g/2.92oz

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