Matt
In order to utilize any electronic drums, you have to have and input device such as that triggering pad (this creates an electric signal) , a module or "brain" (which converts that electric signal to a musical sound) and speakers, either independent or run through the band's mixers. If you're just experimenting, you might look at a few pad options that combine the trigger and the brain such as You can buy the pad you listed about, but then you'll need a 1/4" plug to run from the pad to a brain like this: and then another 1/4" plug to run from the brain to an amp or mixer.