You can only combine two of the HD HERO2 units or two of the HD HERO Original units together to use with the 3D HERO System. The two cameras must be the same type for the 3D HERO System.
Using the GoPro 3D HERO System may require an update to your HD HERO Original and HD HERO2 cameras' software.
If you want to check your GoPro Order Status, we have a tool that will allow you to do that. GoPro Order Status If you enter your info in the tool linked above you will see all the details about your GoPro order, including its status and tracking information.
We are always stoked to hear from the GoPro community and we welcome your enthusiasm about us and what we are doing. If you have an idea or a suggestion for us, we encourage you to check out this page: Connect with GoPro.