I don't know which forum I should post....because this is a very unique idea...
It is a special adapter(prototype) which can mount 3 devices.
As I know the price is not cheap because the "red joints" are patented (made in Swiss.)
http://www.fishboneusa.com/images/Products/Ameba/1.jpg
http://www.fishboneusa.com/images/Products/Ameba/2.jpg
http://www.fishboneusa.com/images/Products/Ameba/3.jpg
http://www.fishboneusa.com/images/Products/Ameba/4.jpg
http://www.fishboneusa.com/images/Products/Ameba/5.jpg
http://www.fishboneusa.com/images/Products/Ameba/6.jpg
http://www.fishboneusa.com/images/Products/Ameba/7.jpg
http://www.fishboneusa.com/images/Products/Ameba/8.jpg