Tom Tom introduced the new PRO series, PRO 4000 and PRO 8000. The PRO 4000 and PRO 8000 have menu lock function, such as prevent misuse and PIN password protection. Both include 1 free map update (exp. up to 12 month since first use) and 2 years warranty. The PRO 8000 equipped with IQ Routes, Advanced Lane Guidance, Voice Address Input and Bluetooth connectivity, while the PRO 4000 doesn’t. The Tom Tom PRO 4000 priced at $330 and the Tom Tom PRO 8000 costs at $460.