Does all 2014 Hyundai Elantra have Bluetooth?

Yes, all models of the 2014 Hyundai Elantra have an entertainment package that includes bluetooth. All models will have a touch display screen as the main form of interface for the main console. ON the lower end trims it will be A6.7-inch display, while the more expensive packages will have an 8.7-inch display. Other than this they will have better speakers, access to some Hyundai exclusive apps, and OnStar for a set amount of time. To actually connect the phone to the car though You will simply need to hit the bluetooth button on the dash, select the phone, and then hit pair. That said You of course need to make sure the phone is able to do bluetooth as well.