Description:This clip on speaker is convenient and practical which allows you to easily clip the speakers on the screen and is space saving.This USB computer speaker uses USB port to power,so you don't need to use an additional power source.This laptop speaker is a great replacement for the build in speaker on the laptop and it support plug and play which is convenient to use.This mini speaker case is made plastic which is strong and tough and the surface is smooth,so you won't feel uncomfortable when you touch the surface.This soundbox is small and lightweight which is convenient for you to carry and use it quickly at anywhere.Specification:Material: Plastic.Color: Black.Size: 60*30*90mm.NoteThere might be a bit color distortions due to different computer resolutions.There might be a slight errors due to different hand measurement.Package included:1* Soundbox.(1 pair)1* Manual.