This amplifier can supports 4 speakers. With Set A and Set B. When you want to use both Set A and Set B to support 4 speakers, there is a button that you can press and it can support 4 speakers. If you want to use for 2 speakers only, you can press the button again to support 2 speakers only(Set A or Set B).
Currently I am using it to power my two speakers and connected to my computer. This amplifier is very powerful. It produce very good sound. You can connect it to your computer/laptop/TV/mp3 player/phone/ipod/etc.
You can use your car's speakers with this too. Playing your car's speakers at home.
This is one of the best amplifiers that I ever owned before. Supports 4ohm - 16ohm.
55W RMS @8ohm per channel
110W RMS @4ohm per channel
Don't miss this chance to own this excellent amplifier.