The collar and good, a fair size by the offering what a little piece and upgrade GPS because it has a delay in precision spot, more otherwise has a good finish, Am still doing tests with acceptance of chip and GPs because it is a novelty in Brasil, the app Lite has good functionality not needing very migrate for pay, and only a little annoying register nothing so hard, The manual is in English . The freight and carrier screening only handle on their website and app, think that should be improved it.