TomTom GO 920
From OpenTom
The GO 920 or 920T is exactley the same Hardware as the TomTom 920 or 920T 930T only the Case ist gray. If you own the TomTom 920 install TomTom Home and update the Software to the newest Version. With the new 815 Map's, you have the same as a 930T but only a gray colored Case. (GO 930 is black.) The T ( 920T ) stands for "Trafic" and means the TMC receiver and antenna.
