Apple is the first out of the gate with Bluetooth 2.0+EDR: More manufacturers will follow, including Dell, which has committed to integrating the CSR chipset into an upgraded optional Bluetooth model. Apple includes Bluetooth as a standard feature on its laptop line of PowerBooks. CSR is currently the only company with certified silicon, but more are on the way. The executive director of the Bluetooth SIG said that in order to approve a standard, they have to test three functional reference designs from different chip makers, so there's at least two other companies primed to launch.
Read my full coverage of Apple's inclusion, focusing mostly on the general issue of Bluetooth 2.0+EDR, over at MacCentral.