http://www.snapdeal.com/product/zebronics-computer-multimedia-21-speaker/1245624 Power Input: AC 200V Drive Unit: Subwoofer 3 inches + Satellite 2 x 2 inches Impedance: Subwoofer 3 Ohms + Satellite 4 Ohms R.M.S: Subwoofer 5W x 1 + Satellites 3W x 2 Frequency Response: 100Hz-25KHz Price comparison: rediff:Rs.730 http://shopping.rediff.com/product/zebronics-brand-2-1-multimedia-speakers--micro-drum-/11618110 ebay:Rs.720 http://www.ebay.in/itm/ZEBRONICS-2-...media&hash=item4ac6ab5e68&_uhb=1#ht_851wt_906