My Lenovo U160 has little sound so I need a laptop speaker.120W USB Power Laptop Computer Speaker
This one is Tmart's hot deal. I like it.
$8.65 Nearly 60% off.
120 Watt P.M.P.O USB computer speaker
Build in amplifier with 560W PMPO power
With power control, power led, volume control and earphone jack
Advanced digital USB for premium sound clarity
Magnetically shielded and not affect to CRT monitor
Compatible to any PC, laptops and Mac that with USB port and 3.5 audio out