Brand Name: Lenovo
Style: In-ear
Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: No
Communication: True Wireless
Volume Control: Yes
Sensitivity: 108dB
Wireless Type: bluetooth
Is wireless: Yes
Max Output: 10mW
Line Length: 0m
Function: for Video Game
Function: For Mobile Phone
Function: Sport
Number Of Drivers: 2
Package List: User Manual
Package List: Charging case
Package List: Charging Cable
Package List: Replaceable Pads Set
Impedance Range: up to 32 Ω
Model Number: XT91 (used name : QT81 old)
Headphone Pads Material: SILICONE
Bluetooth Version: 5.0
Support Memory Card: No
Driver Diameter: 8mm
Resistance: 16Ω
Waterproof: Yes
Frequency Response Range: 20 - 20000Hz
Total Harmonic Distortion: 1%
With Microphone: Yes
Features: waterproof
Features: With Microphone
Charging Method: Charging case
