MCKGB450B.6 Marine Stereo & 6.5' Speaker Kit - Black This stereo/speaker combo package from Boss is a great way to upgrade the audio on your boat, RV or ATV without emptying your wallet.  The all-weather stereo features built-in Bluetooth, so you can stream your favorite tunes without taking your phone out of your pocket.  And your music will sound great on the 6-1/2' marine-rated speakers. This package also includes a 41' dipole antenna and mounting hardware.  Features: * AM/FM/BT/USB * Multiple presets * Weatherproof 6.5' MR6W speakers - Black * Hideaway antenna Included in the Box: * MGR450B Marine stereo  * One (1) pair of MR6B speakers * MRANT10 41' dipole hideaway antenna  * Mounting hardware * Instruction manuals *SiriusXM Promotion - Get 3 Free Months SiriusXM Streaming Service - LINK   [http://productimageserver.com/banners/SiriusXMStreaming3MoPromo.pdf] *Sold as an Individual Kit Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].