PFU Happy Hacking Keyboard Professional2 Type-S PD-KB400WNS English keypad-Less
Brand: PFU

The new design of the key internal structure, enhance the lightness and stability of typing and improve typing speed performance. In order to suppress the blurring of the key is pressed, the design tighter engagement of the driving unit. Sonji out of such key away even during fast typing is reduced, I realize typing a sense of stability more. In addition, the optimized 3.8mm 4mm from the Professional series of conventional key stroke to strike a balance between the pressing pressure. Key touch comfortable and supple is intact

This is the blank version (non-printed on the key top).