Details from the Magellan website.

Enjoy your iPhone or iPod touch on all your outdoor adventures without worrying about damage from environmental elements. Keep your device safe while hiking, camping, sailing, cycling or working outdoors. ToughCase is waterproof to IPX-7 standards allowing your device to be submersed in water (up to one meter for thirty minutes) and shock resistant.

The unique case design allows you to interact with your device while it remains protected from the elements, including the touch screen, hard buttons, and audio headphone jack access. You will find the home and sleep/wake buttons right where you expect them to be. The integrated dock connector unites your iPhone or iPod touch with the ToughCase for power, audio, and GPS. Most importantly, the touch screen is responsive and 100% functional!

The ToughCase comes equipped with a SiRFstarIIII high sensitivity GPS chip set that enhances the accuracy of any location based and navigation app. Improve the GPS accuracy of your iPhone to 3-5 meters (10-15 feet) or add GPS functionality to your iPod touch. The integrated GPS chip set leverages SBAS systems, such as WAAS, EGNOS, and MSAS to improve accuracy in North America, Europe, and parts of Asia.

The ToughCase adds an 1840 mAh internal battery that automatically charges your iPhone or iPod touch. Based on your normal use of the device, the ToughCase ¡s battery will double the life of your iPhone or iPod touch.

Take your iPhone or iPod touch to new levels by transforming it into a rugged handheld GPS receiver.

MSRP on www.magellangps.com $179.99.