It was told by customer service that the keyboard with a full-size Enter and Backspace key is delivered, and not pictured or the. With oversized Enter and very small Backspace Unfortunately, with oversized Enter and very small Backspace arrived.
The return on Amazon ran down to smaller problems regarding the return postage (which were well controlled fast) quickly and easily.
Conclusion: Apparently, this keyboard is no longer manufactured in the usual style, I also commercially (ATELCO) did not find the design what I want. Other stores do not even carry Sharkoon Podukte.