Yes. As long as your Unleashed’09 with its plug fits on the DSLR you can switch the camera as often as you want. There is no special starting routine necessary. Once your Unleashed’09 is paired with a Bluetooth GPS receiver you can unplug it, change camera or just leave it on the camera. Your Unleashed’09 will just start working as soon as you turn on the DSLR. To see which cameras your Unleashed’09 is compatible with, please have a look at our compatibility list.