Logitech's S715i is a simple rechargeable iPod speaker dock which will keep working for about eight hours on a single charge. No pricing information just yet, but there are a few specs:
• Eight custom-designed drivers separate sound frequencies, so you hear crisp, clear high notes, a rich, full mid-range and deep powerful bass. • Rechargeable battery lets you enjoy your tunes at home or on the go for up to eight hours. • Wireless remote control gives you access to important functions like power, volume, play, pause, shuffle, skip and repeat from up to 30 feet (10 meters) away. • Trayless dock works with any iPhone or iPod with a Universal Dock Connector. • Made for iPod and iPhone means you can play and charge your iPhone and any iPod model with a Universal Dock Connector. • Auxiliary input lets you connect other portable music players through a standard 3.5 mm jack.