... .With ISO,CE,FCC PC Computer Laptop Notebook 2.0 Speakers Power LED, Volume and Headphone Jack USB Powered Glossy Surface ... USB port. you can change the volume right from your speakers. It has excellent sound quality for the price we are ... Warranty Contents:Frisby FS-40N Speakers in Original Retail Packing, USB CableRequirements:USB Port3.5 mm Audio JackWindows 98, XP, ME, VISTA ...