2.1 Speaker System with Subwoofer,MP3 Play,FM Radio,USB Stick/SD Sockets and Wireless Remote.
First let me say that the supplier send me a complete two page (8 X 11) set of instructions and apologized for the bad instructions sent with the unit. This arrived before the unite! Yes there were some mistakes in his better instructions so I re-wrote them and sent him a copy. That's what I do. . .  write instructions! Well I was still not ready for what I heard out of the unit! The setup is simple and the new instructions clear! Let me say for those reading this that I'm 83 and may not listen to the same 