there are these cheap amps on ebay, for example one of these 2800 Watt 4 Channel Car Amplifier Audio Power Amp 400BK - eBay Amplifiers, Audio, Video, Car Parts, Accessories, Cars, Bikes, Boats. (end time 09-Mar-09 21:51:48 AEDST)
has anyone tried them, and are they good for their price or...