OAE-170.1 Car Audio Subwoofer Amplifier - Monoblock, Class A/B, 2/4 Ohm Stable, Mosfet Power Supply 340W - RMS Power @4Ω 1 * 110W @2Ω 1 * 170W Max Power @2Ω 1 * 340W
KWD 22
OAE-1200.1D Monoblock Class D Amplifier 2400W with Remote Subwoofer Level Control, Max Power @1Ω 1 * 2400W, RMS Power @1Ω 1 * 1200W @2Ω 1 * 800W @4Ω 1 * 480W
KWD 57.500