Blue Switch, Wired, Layout Eng,
Mechanical,
Number of buttons: 108 keys;
Transmission method: wired USB;
Button stroke: 4.0mm;
Button strength: 50-70g;
Number of button life: about 50 million times;
Rated voltage / current: DC 5V / 250mA;
Keyboard size: approx. 435x125x39mm;
Hand rest size: approx. 435x68x15mm;
System requirements: Vista/Windows 7, 8, 10, Mac.