Shuangfeiyan waterproof JB-6A keyboard is cool, black and beautiful. The square fuselage gives people a feeling of maturity and stability. The large-area frosted fuselage has stronger wear resistance and better hand feel, which reduces the hand slip caused by sweating in summer. Wide buttons, excellent feedback, and excellent operation feel. PS/2 interface is adopted, which saves the USB interface of the computer. You can see the logo of waterproof JB on the back of the keyboard.