Bluetooth speaker, you don't want to miss Amazon's on-the-go audio sale.Right now, you can save up to 50% on headphones and speakers from top brands like Sony, JBL and Jabra, with prices starting at just $30.Shop the Audio SaleStandouts from the sale include the new JBL Flip 6 portable speaker at its lowest price ever. Waterproof and dustproof, the JBL Flip 6 is big-sounding yet easy to carry.