Amazon.com: DAJUNGUO 3-Inch Passive Bookshelf Speaker, 15W*2 RMS, Wood Grain Veneer and Black Panel, Suitable for Desktop Speaker and Home Stereo (1 Pair) (Blue) : Electronics
Source Customized 15-80W computer desktop two way hi fi 4 inches passive wooden speakers for sale on m.alibaba.com
GOgroove SonaVERSE O2 Computer Speaker System with Universal USB Power, Passive Subwoofers and Built-in Volume Control for Laptop and Desktop Computers - Walmart.com