You could also simply....

by Pepe7 - 6/7/13 12:05 PM

In Reply to: Need Help with a 2.1 Speaker Solution by aari5cnet

...find another budget Sony 5.1 system like the following, and disconnect the rears/only use 2.0 or 2.1 speakers as such.
http://www.amazon.com/Sony-Channel-Theater-Surround-System/dp/B009GMOG08/ref=pd_sim_sbs_e_2