Amplified BoomTube for ATV, 8"e; Marine Speakers Weather Proof 8"e; Marine Speakers Weather Proof 1"e; Tweeters 700 Watt Max Internal Class D Amp and 3.5mm Aux Input Compatible with Audio Output of Smartphones and MP3 Players Bluetooth Audio Streaming - Stream your Favorite Music or Music Service like Spotify or Pandora Wirelessly Your Smartphone or MP3 player is your Controller Frequency Response - 45Hz - 25kHz Plug and Play for Easy Installation. Ideal for ATV's, UTV's, Side by Sides and Tailgating!