SADA USB Stereo Speaker Knob Control for Computer Laptop Tablet

Features 1 USB power supply Energy saving and environmentally friendly Safe and reliable 2 Superior sound quality Enjoy your music through dual high performance loudspeaker Ensures enhanced clarity and fidelity 3 Steady and undistorted bass sound effect with stereo sound surrounding 4 Aesthetic and exquisite design Lightweight and portable Convenient to carry 5 Wide Compatibility Desktop PC laptop DVD TV cellphone tablet PSP and other audio devices 6 Adopt knob control design volume treble and bass all can be adjusted Specifications General SpecificationBrand SADAModelD 209Color Black with Blue Light Black with Colorful LightDimensions cm inch Main Speake 15 8x17 5x12 cm 6 22x6 89x4 72 inchSub Speaker 7 7x7x12 cm 3 03x2 76x4 72inchTechnical Parameters Microphone No Connectivity3 5mm Audio Jack Power Supply Mode USB Power SupplySNR 75db Operation Mode KnobFrequency Response40Hz 20kHzPackageIncluded 1 SADA Speaker 1 Main Speaker 2 Sub Speaker 1 User Manual