that would be scytek for sure. THe system is actaully fairly good for its price. the only thing is the remotes haev a cheap feel to them, other that that; it is up to par with most DEI stuff. If you can get the model or tell which wires are left un connected, i can tell you where they go. Im guessing they removed the 3 power leads for the unit (all red) and possibly the ground (black)