Medion's new lineup of satnavs include a model for every budget, starting at £149.99 all the way up to £349.99.

The most basic of the four, the GoPal PNA 210, has a 2.8-inch touchscreen display, pre-installed UK and Ireland maps, and an integrated GPS.

Next up is the GoPal PNA 500, which features NAVTEQ Uk and Ireland maps, a 3.5-inch colour touchscreen, and an integrated MP3 player for £199.99.

The GoPal PNA 510 adds a Traffic Message Channel receiver and a lifetime subscription to the TrafficMaster RDS TMC service for £269.99.

The top-of-the-range model, the PNA 515, provides integrated Bluetooth connectivity for making handsfree phone calls, and comes with a headset, protective carrying case, and full Western Europe Street Mapping on a 1GB MMC card for £349.99.

All four models feature on-screen and spoken guidance, comprehensive Points of Interest, a global car mounting kit and a power adaptor.

A voucher offering discounted Point of Interests download upgrades with a safety camera location map overlay is also included.