FULLY TESTED VIDEO OF TESTING AVAILABLE This Rockford Fosgate PUNCH 150HD power amplifier has been fully tested and is ready to enhance your car audio experience. Its brand, Rockford Fosgate, is known for their high-quality car audio products. This amplifier has 2 channels and is suitable for use with car audio systems. Despite not having the original plugs, this amplifier is fully functional and can be easily connected to your car audio system. Get ready to take your driving experience to the next level with this powerful amplifier.