Inspan Infotech, has launched an affordable USB speaker solution for phone, or music player: the Genius SP-U150 It uses the power supplied through a USB port from a PC/notebook. With a big 52mm speaker driver, SP-U150 puts out 4 watts of sound. It comes with an extra line-in on the front panel to connect to a second music source, like a CD/MP3 player or cell phone. Headphone jack could be used for private listening. Genius SP-U150 works with Windows 7, Vista, XP, Mac 10.0 or above. The package contains two speakers and a multi-language user's manual. It costs Rs 750. Sep 27 2011