I have just been in my local asda in Shaw and found this bargain. I don't know if this is in all asda's but its worth a look. It has been reduced from £50.00 to £25.00. Hope you find this useful
>Super bright, anti reflective touch screen 3.5" lcd.
>High sensitivity GPS receiver for optimum performance.
>Slim profile rubberized design.
>Multi-languages & user friendly interface.
>Clear voice Direction guidance.
>Amazing 2D & 3D navigation view.
>Full postcode, City and address search.
>Thousands of pre-installed points of interest to find petrol station, restaurants, hotels, parking...
>SD card expansion slot to add additional map.
>Digital picture and document viewer.
Plus all the stuff for charging and in-car holder