Twelve South just release a new accessory for MacBooks, the Twelve South BassJump Portable Macbook Subwoofer. The Subwoofer uses a USB to charge and also for music, it was designed to transform your Apple MacBook into a mini sound system. It is compatible with the MacBook, MacBook Pro or MacBook Air.

Simple Installed the BassJump Software, connect the subwoofer via USB and launch iTunes to enjoy your favorite beats. The BassJump software blends the music coming out of your built-in speakers with the sound output of the BassJump for dramatically enhanced audio performance. The TwelveSouth BassJump comes with a price of $79.99.