The Fusion MS-RA670 Apollo Marine Entertainment System With Fusion MS-AP82400 Apollo 8 Channel and MS-AP12000 Mono Amp Bundle Includes X1 Fusion MS-RA670 Apollo Marine Entertainment System With Built-In Wi-Fi, X1 Fusion MS-AP82400 150w per channel RMS @4ohm Apollo 8 Channel Marine Amplifier, and X1 Fusion MS-AP12000 Apollo Series Monoblock Marine Amplifier - 1100 Watt RMS At 2-ohm. MS-RA670 - The Apollo Series combines engineering and design never seen before in the marine industry, forever changing the face of marine audio entertainment and becoming the standard by which all others will be shaped. Features - • Digital Signal Processing (DSP) - Yes • Fusion speaker, subwoofer and amplifier profiles preconfigured via DSP - Yes • Fusion-Link Control (Wireless) - Yes • PartyBus Technology - Yes MS-AP82400 - Amplify the moment with an Apollo marine amplifier – designed specifically for use with your Fusion DSP-enabled marine stereo and Fusion speakers. This powerful and efficient 8 channel amplifier is the difference between hearing the music and feeling it. With an impressive 150-watt RMS per channel (at 4 ohm), this amplifier can power up to eight pairs of speakers or four pairs of speakers and two subwoofers. The Easy Tune feature automatically regulates audio settings for the best sound quality without manual adjustments MS-AP12000 - Amplify the moment with an Apollo marine amplifier – designed specifically for use with your Fusion DSP-enabled marine stereo and Fusion speakers. This powerful and efficient monoblock amplifier is the difference between hearing the music and feeling it. With an impressive 650-watt RMS (at 4 ohm), this amplifier is specifically designed to power a subwoofer. The Easy Tune feature automatically regulates audio settings for the best sound quality without manual adjustments.