Opened up the back and as far as i can tell its a passive speaker. The only thing there was is what im guessing is a crossover unit on the back of the jack connection as its far to small to be an amp! (pics below)

Great cheers. What cables would i need?

I have a pair of pa speakers that have 12'' subs, tweeters, 150w rms and have 1/4 jack connections. That is all I know about them so far. I need an amp and Im fairly new to this technical side of things. I came across this amp on ebay (link below) and Im wondering whether or not it will work with th...