Bluetooth Headsets Earbuds wireless Headphone

Frequency Response Range: 20-20000Hz
Line Length: None
Resistance: 45Ω
Communication: Wireless
Sensitivity: 121±3dB
Volume Control: Yes
Active Noise-Cancellation: Yes
Vocalism Principle: Balanced Armature
Support Memory Card: No
Connectors: None
Waterproof: No
Model Number: HBQ-I7S
Is wireless: Yes
Support Apt-x: Yes
With Microphone: Yes
Control Button: Yes
Brand Name: needcheap
Style: Ear Hook
Wireless Type: Bluetooth
Plug Type: Line Type