DSP Power Amplifier, 4CH X 50W Car Sound Systems 2/4 Ohm Stable Class AB Box 12V with A/B Technology
Jiawu Car Stereo Amplifier - 4 Channel Car Audio Amplifier, Class A/B, 2/4 Ohm Stable, DC12V Low/High Level Inputs, Car Audio Subwoofer Amplifier for Car Sound Systems
Recoil DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts Max Power, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
Recoil DI800.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1500 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable
NVX VAD10004 4-Channel Full-Range Class D Amplifier 2000W Max, 1000W RMS High Power, 2/4-ohm Stable, High/Low Pass X-Over, for Car/Truck/Marine/UTV/Motorcycle
NVX VAD8402 2-Channel Full-Range Class D Amplifier 1680W Max, 840W RMS High Power, 2/4-ohm Stable, High/Low Pass X-Over, Bass Boost, for Car/Truck/Marine/UTV/Motorcycle