Patrick is correct.
The 4D is identical to the Atmos, the difference is in name only and strictly for marketing region purposes. This isn't what non-USA dealers will tell you, but they can't sell the UNIverse...
You can read reviews of both cartridges under my signature.
The 4D is identical to the Atmos, the difference is in name only and strictly for marketing region purposes. This isn't what non-USA dealers will tell you, but they can't sell the UNIverse...
You can read reviews of both cartridges under my signature.