Detailed Product Description Headphone with usb description:1, Headband design,rugged stainless steel bars,adjustable ... personality3, Skin earmuffs,wear comfortable4, It is equipped with noise cancellation rotation microphone,provided the best sound clarityDetail description ... Computer headset,Earplug.2, Direct Factory.3, High quality with competitive price.4, OEM also welcome.Specifications:Mi-head ...