Creative Multimedia 2.0 Speaker SBS A50
http://www.amazon.in/Creative-Multimedia-2-0-Speaker-SBS/dp/B00IM6D4ES/ref=sr_1_1?ie=UTF8&qid=1492154614&sr=8-1&keywords=Creative+Multimedia+2.0+Speaker+SBS+A50

The A50 is powered by USB and delivers quality sounding audio for your notebook or desktop PC via its 3.5mm stereo jack that ensures audio connectivity across a wide range of devices.
A USB port is all it takes to power up the A50. Simply plug it to your computer - no power adapter needed!
Designed with a built-in bass port, the A50 gives you extended bass for your music while taking up minimal space on your desk.
The 3.5mm stereo jack gives you audio connectivity to a wide array of audio devices.
The ON/OFF button and volume control are conveniently located on the right satellite for easy access.