Volume Control : Yes

Active Noise-Cancellation : Yes

Sensitivity : 115dB

Communication : Wireless

Style : Ear Hook

Brand Name : HCQWBING

Is wireless : Yes

Control Button : Yes

Origin : Mainland China

Vocalism Principle : Dynamic

Headphone Pads Material : Silicone

Connectors : None

Bluetooth Version : 4.1

Earcups Type : Sealed

Number Of Drivers : 2

Certification : NONE

Support Memory Card : No

Model Number : B755

Impedance Range : up to 32 Ω

Plug Type : NONE

Waterproof : No

Frequency Response Range : 20 - 2000Hz

Total Harmonic Distortion : 1%

Charging Method : Cable

Magnet Type : Ferrite

Wireless Type : bluetooth

Max Output : 1mW

Support APP : No

Function : Common Headphone,For Mobile Phone,HiFi Headphone,Sport

Package List : User Manual,Charging Cable

Driver Diameter : 2mm

Resistance : 1Ω

With Microphone : Yes

Features : With Microphone,Active Noice Cancelling