Never get lost again with car navigation   by Henry Lim

Have you ever pulled over your car wondering whether you really know how to get to your destination? With GPS car navigation, it will be hard for you to get lost again. It is affordable and portable. The really great part is it can be used in any car, truck, SUV and even a motor home. Both the fixed system and the portable one can provide you different needs.

Car GPS is becoming more and more practical. Features like automatic routing, and voice-guided navigation are more refined. The primary function of an automobile GPS is, of course, to give driving directions. Almost all GPS car navigation models have a voice that gives you turn-by-turn directions. Although not always perfect, the routes calculated by these devices are pleasingly accurate. The maps required for the system are very detailed. In addition to the need for highly accurate maps, the map database must store a lot of data about roads and highways. This information includes speed limits, names and road numbers of all streets, one way streets, expressway ramp details, among many other details.

With car navigation systems, you are at no risk of getting lost during long drives and taking unfamiliar routes. It also alerts you of the traffic situations ahead. With the availability of alternate routes to a destination, you are ensured to reach without having to waste time asking for directions. Most of the GPS systems are built onto the dashboards. The maps can be updated online or at the stores at nominal rates.

Now let’s take a look at portable car GPS. If you just want it for vacation travel or for the occasional trip out of town, you can choose it. It is also preferable if you routinely use different cars for work. You can expect to pay less if you buy a portable model. When considering the features that you want in your portable navigation system, it's important to consider if you'll actually need that feature or if it's just an added bonus. Most portable systems come with a hands-free kit to enable features such as the voice address input so that you are not required to remove your hands from the steering wheel to input information. If you wish to have a unit that doubles as a portable car GPS system, then you will need a larger screen. However, if you simply need to have a system that you can take with you anywhere and not use in the car, a smaller screen will work.

The portable system can be moved from car to car or taken with you while hiking. Although a built-in device cannot be moved, it is conveniently located in your car. The built-in option also offers a larger viewing screen, helping you to find your way without distraction. You can decide whether you should get a portable GPS or one that is already built in by determining your costs and convenience. Just purchase the right car navigation
system that serves all your needs.

Source by http://forum.xtrons.co.uk/