Navmii navigation application for iPod Touch and iPhone 2G will provides turn-by-turn navigation to each of the said devices. To get GPS co-ordinates a new system called G-Fi is used. G-Fi is a device that has a GPS receiver inside and also works as a mini router allowing the iPod Touch or iPhone 2G to connect to it wirelessly and receive the GPS co-ordinates to allow the mapping software to function.
Navmii navigation application
With G-Fi unit runs on battery and is good to power the GPS and wireless connection for about 5 hours of usage. The broadcast range is about 100 feet.
GeoLife have created the Navmii software that provides the turn-by-turn routing. PosiMotion are the company who make the G-Fi device that works along side it.
The software costs £29.99 for the UK maps and $39.99 for the US maps while the GPS/Wireless G-Fi hardware costs $99.
detail: g-fi