Lenovo QT81

Specification
Main Feature
Frequency     20-20KHz
Impedance     32Ω
Sound level/Sensitivity     98±3dB
Connection Type     Wireless
Physical Specification
Connector     Bluetooth Version 5.0
Weight     Earbud Weight (Each): 4.0g/0.14oz
Charging Case Weight: 70g/2.47oz
Package Weight: 130g/4.58oz

Lenovo QT81 TWS Bluetooth Dual Earbuds come with a wireless dual-ear design so that users can use the earbuds solely or in pairs. The Bluetooth 5.0 version brings higher data transfer speeds, a more stable connection, and lower power consumption. This earbud has Fast & Easy Pairing capabilities, Auto Power On, and fast pairing between left and right earbuds once they have been taken out of the charging case. And you can also easily and quickly pair with Bluetooth-enabled audio devices.

This earbud featured with 40mAh battery in each earbud, which offers about 5 hours of music playing time. The earbuds can be charged automatically in the 3.7V 1200mAh charging box. The new Lenovo QT81 has a built-in dual Mic that delivers a clearer and more real talking sound in stereo mode. It is designed with Battery Digital Display, with this LED battery digital display can clearly show the battery allowance of the earbuds and charging box. A charging box can work as a mobile power source to charge mobile devices in an emergency. This Earbud comes with a Touch control design, no more pressure on your ears. Easy to control music, volume, and call, and activate voice assistant. The latest Lenovo QT81 TWS Bluetooth Dual Earbuds has no warranty.