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.
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.
The following table shows Premium Accessory compatibility with the different GoPro camera models. X = Yes, compatibile L = Limited compatibility Limited compatibility explanation There is limited compatibility for the LCD Touch BacPac with the HD HERO Original and HD HERO2 cameras. The LCD Touch BacPac touch interface does not work with these cameras, but you can control it just like you control your original LCD BacPac. The camera's Shutter button is used to select menu options, and the Power button is used to cycle through menu options. The Battery BacPac...
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