TomTom XL 340 S is a sequel to XL series from Tom Tom which have been quite successful in the market. There are features here like advanced lane guide, IQ Routes, TomTom Map Share and daily fuel prices. They work together to update the route mapping algorithm and map data. We expect this device to get better in the near future. The S in the model number relates to text to speech feature and this reads the point of interest streets and names. TomTom gives you EasyPort mount and this makes it easy to integrate the cradle of the device in to the back. If you want to attach the TomTom XL 340 S to the windshield, all you have to do is flip out the suction cup, place the gadget on the windshield and then twist the ring lock. The suction cup's twist lock feature does not feel as secure as that of Garmin's system and the XL has increased size so we were more  [...]