Brand Name: Lenovo
Style: In-Ear
Certification: FCC
Vocalism Principle: Other
Origin: CN(Origin)
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: Wireless
Volume Control: No
Wireless Type: Bluetooth
Is wireless: Yes
Line Length: 0m
Function: for Video Game
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone
Function: Sport
Model Number: QT81
Bluetooth Version: 5.0
Support Memory Card: No
Waterproof: No
Frequency Response Range: 20 - 20000Hz
With Microphone: Yes
Charging Method: Charging case