Object Push Profile is a Bluetooth® features allowing to 'push' contact from the Bluetooth® phones supporting this profile. You can transfert the contacts one-by-one, a selection, or the whole phone book.
When the contacts you need are downloaded, you can use the car kit voice recognition, and assign voice tags to those new contacts. You can also call a contact from the PhoneBook menu, see Menus.
For further details, refer to your phone manual on how to send contacts via Bluetooth.