Logitech G51 Surround Sound Speakers

NewEgg.com has the Logitech G51 Surround Sound Speaker System on sale for $110 - $40 rebate [Exp 9/22] + $0 shipping = $70 shipped. It includes a "Matrix mode" which is only about 9 years late.

Matrix mode to create 5.1-channel surround sound from 2-channel

Power: 155-watts of total RMS power is enough to blow your socks off (not literally)

Rotating speaker stands, FDD2 sound technology, Dual precision mute