Go to Amazon.com : http://www.amazon.com/gp/product/B00I4W8L6Q?tag=theatrecat-20

DURAGADGET High Grade Polymer USB Powered Laptop Speakers For Vizio 15.6 Thin Light and 24-inch

High grade speakers produce rich and quality sound with excellent bass middle and treble ranges frequency range 20 Hz -20 kHz
7 cm pressure drivers give you more bass response with less distortion
Works through one USB cable for added convenience - does not require mains supply
Handy buttons on speakers to change volume and mute sound
Made from high grade polymer for extra durability and longevity