I have the 330 and it works great... The only down fall i have found in it is if its a new road like less thean a yr old it has problems finding it but so since i have been doing this i have found things with no problems
Doing the quick math mind you. But if you think of the 140 your spending on qual comm Depending on what you want to spend that on it could break up some of the Big and Small company pay scale
