Brand Name: QJ 

Style: On-ear 

Certification: CE 

Vocalism Principle: Orthodynamic 

Origin: CN(Origin) 

Control Button: Yes 

Active Noise-Cancellation: Yes 

Communication: Wireless 

Volume Control: Yes 

Sensitivity: 120±3dBdB 

Wireless Type: Bluetooth 

Is wireless: Yes 

Max Output: 1mW 

Line Length: 0Nonem 

Support APP: Yes 

Function: For Internet Bar 

Function: Monitor Headphone 

Function: for Video Game 

Function: Common Headphone 

Function: For Mobile Phone 

Function: HiFi Headphone 

Function: Sport 

Number Of Drivers: 2 

Plug Type: L Bending 

Package List: User Manual 

Package List: Charging case 

Package List: Charging Cable 

Package List: Replaceable Pads Set 

Impedance Range: up to 32 Ω 

Connectors: USB 

Model Number: M11 S11 

Earcups Type: Semi-open 

Headphone Pads Material: SILICONE 

Bluetooth Version: 5.0 

Codecs: AAC 

Support Memory Card: No 

Driver Diameter: 10mm 

Resistance: 32ΩΩ 

Waterproof: Yes 

Frequency Response Range: 20 - 20000Hz 

Total Harmonic Distortion: 0% 

With Microphone: Yes 

Features: waterproof 

Features: With Microphone 

Features: Apple Siri Support 

Features: Google Assistant Support 

Charging Method: Charging case 

Magnet Type: Ferrite 

Bluetooth version: 5.0 

Charging warehouse capacity: 3500mah 

color: black,white 

Play time: about 6 hours 

Feature: Noise cancellation