... 3, FCC and CE certifications 4, Support OEM 5, No driver required,plug and play Cracking Offer on This Excellent 4 Port USB 2.0 ... HubFeatures:1.Automatic installation,easy to use 2.With extended USB Cable,expand the use space,PC and ... will handle your feedback earnestly and we are ready to work out asatisfactory solution along with you 4 Port USB 2.0 Hub