Volume Control : Yes

Active Noise-Cancellation : Yes

Style : In-ear

Brand Name : Lenovo

Communication : wireless

Is wireless : Yes

Control Button : Yes

Vocalism Principle : Dynamic

Origin : CN(Origin)

Certification : CE

Bluetooth Version : 5.0

Model Number : XT81

Plug Type : NONE

Number Of Drivers : 2

Headphone Pads Material : Silicone

Support Memory Card : No

Earcups Type : Semi-open

Impedance Range : up to 32 Ω

Connectors : Type c

Waterproof : Yes

Frequency Response Range : 20 - 20000Hz

Total Harmonic Distortion : 1%

Charging Method : Charging case

Wireless Type : bluetooth

Line Length : 0m

Support APP : Yes

Function : For Mobile Phone

Package List : User Manual

Package List : Charging case

Codecs : NONE

Driver Diameter : 13mm

Resistance : 32Ω

With Microphone : Yes

Features : waterproof

Features : With Microphone

Features : Active Noice Cancelling