If its past offerings have been any indicator, Yamaha's no stranger to pumping out attractive speaker docks for iDevices. Not surprisingly, the company's managed to pour that design sense into its latest ruggedized portable system, the PDX-11. This octogonal unit features a 4-inch woofer and a 3/8-inch tweeter that can be powered by six AA-batteries, allowing for up to eight hours of on-the-go sound. Up top, you'll find a 30-pin connection base for your iPhone or iPod, and there's also a 3.5mm jack around back to play nice with other
