This product is either discontinued or we cannot get that from suppliers.
Roccat ROC-11-615-WE, Wireless, Optical, 1000Hz polling rate, 8051 based MCU 36MHz, 1000mAh, 512kB, Windows® 10, Windows® 7, Windows® 8, USB 2.0 (or higher), Internet connection (for driver software).
The Kain has been a long time coming. It was obsessed over, but in the best possible way. The starting vision was to create the best possible click, but this evolved into a meticulous analysis of just about every part of the mouse.