which should i choose
 

Hi guys
I just bought a Mazda3 recently, but today when i drove i find the gps nav unit is not working. So i want to buy a new one. A friend told me Chinese product is cheap. So i want to have a try. I decide to buy a new one from http://www.cargpsnavi.com/mazda-3-navigation_c791.
There are the

It's latest model is very nice and unique.
I think you must buy it.