Improved Vehicle Information Function (Only for DNX7210BT). The firmware for the following products have been updated. 2012MODEL DNX9990HD DNX9210BT DNX7190HD DNX7490BT DNX7210BT DNX719VHD DNX7310BT DNX7310BTM DNX6190HD DNX6990HD DNX6490BT DNX5210BT DNX5510BT DNX5310BT DNX5310BTM DNX5190 DN...