It probably doesn't come as a shock to you that having the right kind of power supply matters. But what exactly is the right power supply for you? Well, if you are the lucky owner of a TC-Helicon product, the answer is: 12 Volts / 1000 mA. If that sounds like 19th century European physics to you, it's probably because it is. Luckily, you don't have to search through dusty library books to get to the bottom of A, V, O and watt not - All you need to know is that the PowerPlug 12 works like a charm with all TC-Helicon products. In short: If you want to take charge of your TC-Helicon equipment, the PowerPlug 12 is the way to go!