Stereo Sound with Enhanced Bass:N197 Computer Speaker designed in a high-quality 5W subwoofer & 2x3W satellite speakers to provide enhanced Bass stereo sound, the 2.1 multimedia Speaker set will bring you better listening experience when watch movies or enjoy music. Broad Compatibility:The 2.1 computer speakers can be used with any device with a standard 3.5mm headphone jack, such as a desktop, laptop, phone, tablet, monitor etc.And the speaker can be powered with any 5V/1A USB adapter. Broad Compatibility:The 2.1 computer speakers can be used with any device with a standard 3.5mm headphone jack, such as a desktop, laptop, phone, tablet, monitor etc.And the speaker can be powered with any 5V/1A USB adapter. All In One Button: Only one knob on the front of the subwoofer speaker to control the speaker on/off and the volume level, very easy to operate. Super Compact Size:Subwoofer speaker-5'x3.7'x 4.1' ,satellite speakers:2.5'x3'x2.1',total weighs 1.1pounds.