Brand Name: kebidu
Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: Wireless
Volume Control: No
Sensitivity: 40±2dBdB
Wireless Type: Bluetooth
Is wireless: Yes
Line Length: Nonem
Support APP: No
Function: HiFi Headphone
Connectors: USB
Model Number: M1
Support Memory Card: No
Resistance: 32ΩΩ
Waterproof: Yes
With Microphone: Yes