what do you have so far???
list everything...
ie. speakers, amp, computer, mixer, soundcard....

yes, it can be enough at a squeeze...depending on what youve already got...

oh, one thing i can advise you to do without further info:

there is an electrix filter factory on there for the bargain price of 100 scroats.......BUY IT NOW! an outboard filter is an invaluable tool, and that is a ****in goodun....and ****in cheap....