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 450mAh 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 higher data transfer speed, more stable and fast connection, and lower power consumption.

True wireless dual-ear design, left and right earphone channels are separated. It can be used solely or in pairs.

Auto power on and fast pairing between left and right earbuds once taking out of the charging case.

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, hands-free, convenient to use.

A 450mAh charging case can charge and store the earbuds. 40mAh battery in each earbud ensures about 3-4 hours of music time.

Specifications:

Brand Name: Lenovo

Model Number: XT81

BT Version: 5.1

Transmitting Distance: up to 10m (no obstacle)

Drive Unit: 10mm moving coil

Frequency Range: 20-20KHz

Sensitivity: 90dB

Impedance: 32Ω

SNR: ≥95dB

THD: ≤10%

Charging Case Battery Capacity: 3.7V 450mAh

Earbuds Battery Capacity (Each): 3.7V 40mAh

Music Play Time: about 3-4 hours (depends on music volume)

Earbuds Charging Time: about 1.5 hours

Charging Box Charging Time: about 2.5 hours

Color: Black, White (Optional)

Item Size: Approx. 3.3*2.0*1.5cm/1.29*0.78*0.59in

Earbud Weight (Each): 3.6g/0.12oz

Package Size: 13.8*9.0*3.0cm/5.43*3.54*1.18in

Package Weight: 72g/2.54oz