2014 shenzhen manufacturer noise-cancelling USB 7.1 headphones

2014 shenzhen manufacturer noise-cancelling USB 7.1 headphones

Features                   

1. Designed for PS3/ PS4 /XBOX360/X box one game console and computer, DJ.

2. with game & chat functions game background voice, all can send through headphones, easily volume adjustment ,

3. Bass voice clear /strong

4. Built-in high-performance sound card on wire controller, translate surround sound from the game.

5 With cable controller: with Chat and Game Volume adjustable and XBOX 360 / PS3 game switch

6. The headphone block outside noise interference, and other distractions of things.

7.Support the mainstream operating system such as windows 2000/XP, windows vista/windows7 and USB 2.0/1.0 interface, compatible for Mac OS X.

8. Detachable microphone

9. Comfortable fit        

10.FCC & CE certification & ROHS complianT

Specifications         

1.Plug Model: USB/RCA/diameter 3.5mm    

2.Speaker diameter: diameter 40mm               

3.Speaker Impedance:32Ω                 

4.Speaker Frequency response: 20Hz - 20KHz       

5.Speaker Sensitivity:110dB            

6.Noise Level:≤-78dBA

7.Dynamic range:≥78 dBA

8.THD:≤0.06%

9.Stereo crosstalk:≤-49 dBA

10.Microphone Specification:6*5mm                   

11.Microphone Sensitivity:-58dB                

12.Microphone Directivity: Omni directional 

13.Microphone Impedance:≤2.2KΩ             

14.Microphone Frequency response : 50Hz - 15KHz

15.Headphones Wire Length:3.6M /0.5M