Audison SR 4.300.2 4-Channel 520W Class D Car Speaker Subwoofer Amplifier
Audison Forza AF M4D 4-Channel D-Class Amplifier with DSP 4 X 160W RMS. Amplifier Type: 4-Channel Class D. Model: SR 4.300.2. Protection Circuitry: Overload, short circuit, and thermal protection included.