This Set Of Mini Speakers Is Specially Designed For Desktop, Laptop, Notebook, Tablet Pc. Its High-Grade Loudspeakers Will Bring You Much Wonderful Music, A Super Companion For Your Outdoor Activities And Daily Life.Features Steady And Undistorted Bass Sound Effect With Stereo Sound Surrounding, Which Brings You Wonderful Music.Wide Compatibility Perfect For Desktop, Laptop, Dvd, Tv, Smartphone, Tablet, And Other Devices With n5Mm Audio Port.Usb-Powered, Energy-Saving And Environmentally-Friendly, Safe And Reliable.Exquisite Design. Lightweight And Portable, Convenient To Carry.Enjoy Your Music Through Three High-Performance Loudspeakers.Specification Brand Name SadaModel D-201Material PlasticOutput Power 3WPower Supply Dc 5V Usb 5VInput Interface Usb Plug n5Mm Audio PlugChannel n1Seperation 40DbSnr 80DbFrequency Response Range 25Hz-20KhzColor Black And WhiteUsb Cable Approx. 1 MAudio Cable Approx. 1 MMain Speaker Size Approx. 12.8 * 11.6 * n6Cm / n03 * n56 * n77 InSub Speaker Size Approx. 7 * 6 * 6Cm / n75 * n36 * n36 InSpeakers Weight Approx. 592 G / 20.88 OzPackage Size Approx. 23.3 * 15.6 * 12.6Cm / n17 * n14 * n96 InPackage Weight Approx. 697 G / 24.58 OzYou Will Receive 1 * Set Of Wired Speaker (3 Speakers A Set)1 * User Manual (Chinese) The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom’s policies and EU/AU/NZ/US Product Safety and Compliance laws.