Certification : NONE

Communication : Wired

Active Noise-Cancellation : Yes

Style : Headphone

Origin : Mainland China

Volume Control : Yes

Brand Name : HKNA

Sensitivity : 105dB

Control Button : Yes

Vocalism Principle : Dynamic

Function : For Internet Bar,Monitor Headphone,for Video Game,Common Headphone,For Mobile Phone,HiFi Headphone,Sport,Kids' Headphones

Driver Diameter : 40mm

Bluetooth Version : Other

Support APP : Yes

Impedance Range : up to 32 Ω

Resistance : 32Ω

Is wireless : No

Frequency Response Range : 20 - 20000Hz

Model Number : H-OS-A2

Plug Type : Line Type

With Microphone : Yes

Color : Blue, green, black