Brand Name: SIFREE
Vocalism Principle: Dynamic
Control Button: Yes
Active Noise-Cancellation: Yes
Communication: Wireless
Volume Control: Yes
Style: Ear Hook
Sensitivity: 110±2dbdB
Wireless Type: Bluetooth
Is wireless: Yes
Line Length: 0.6m
Support APP: No
Function: For Internet Bar
Function: for Video Game
Function: Common Headphone
Function: For Mobile Phone
Function: Sport
Connectors: None
Model Number: Magnetic Wireless Bluetooth Earphone
Support Memory Card: No
Resistance: 32Ω
Waterproof: No
Frequency Response Range: 20-2000Hz
With Microphone: Yes