Car speakers—they can make a plain radio, satellite radio, HD radio or your iPod + deck sound phenomenal.
They represent 42 percent of the aftermarket (in dollar shipments), and this year, they are expected to see a small bump in sales of 1 percent in dollars and 3 percent in units, according to the Consumer Electronics Association.
The category shocked some industry watchers last year, as it propelled itself out of a slump and rose 46 percent in unit shipments to retailers. Please see our showcase for full story.