Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: Wired
Volume Control: Yes
Wireless Type: None
Is wireless: No
Support APP: No
Function: for Video Game
Function: Common Headphone
Function: For Mobile Phone
Function: HiFi Headphone
Function: Sport
Plug Type: Line Type
Connectors: 3.5mm
Model Number: CT-21
Support Memory Card: No
Waterproof: No
With Microphone: No