Bangalore, August 23 2014:  If you are looking for a pair of stereo speakers to boost the sound of  your  laptop, netbook or tablet -- but don't want  to spend  extra money for  Bluetooth, the PowerSound 450 from Asia Powercom is an affordable  and convenient option: This  ultra portable mini speaker pair comes with a USB  connector  to draw directly  from your device  without needing  an extra adaptor.  At  3 x 2 watts of sound over the full range of  40 Hz- 20 KHz, they  belt out perfectly acceptable quality for the asking price of Rs  599