【 Does The Mechanical Keyboard with Clicky Clack ? 】 - Yes, this gaming keyboard use the blue switch which offer medium resistance, audible click sound and tactile feedback【 How to Control The Light ? 】 - This black mechanical gaming keyboard offer multiple rgb light modes. Press Fn + Ins to choose light mode, Press Fn + ↑ / ↓ to bright / dim the light, Press Fn + ← / → to change speed【 What System Does It Match ? 】 - The plug of our retro gaming keyboard is USB port, which make it as easy as plug and play. This wired mechanical keyboard adapt to Win 2000/ 7/ 8/ 10/ XP, Vista, Linux, Mac, etc【 Durable & Special 】 - These keycaps adopt two-color injection molding process, which is durable. And the unique round keycaps make this keyboard so different to traditional keyboard【 Both For Office & Gaming 】 - With 26 anti-ghosting keys and adjustable rear feet, this cute keyboard has good performance both in office and gaming Product Description Clicky mechanical blue switch gaming keyboard for ultimate gaming performance. The mechanical keyboard keys offer medium resistance, audible click sound & tactile feedback. Fn+F1: Media Player, Fn+F2: Volume -, Fn+F3: Volume +, Fn+F4: Mute,Fn+F5: Halt, Fn+F6: Previous song, Fn+F7: Play/Suspend, Fn+F8: Next Song, Fn+F9: E-mail, Fn+f10: Homepage, Fn+F11: My computer, Fn+F12: Calculator. This mechanical blue switch gaming keyboard has multiple lighting modes. You can select the one lighting effect you want, and change the brightness and speed. Keyboard size: 17.09*4.93*1.34 inches Keyboard weight: about 840g Connection: wired Wire Length: about 1.5m Number of keys: 104 Switches linear red switches clicky blue switches clicky blue switches linear red switches clicky blue switches membrane Hot Swappable X X X X Connection Detachable Type C Wired Detachable Type C Wired Detachable Type C Wired Detachable Type C Wired Detachable Type C Wired Wired Number of Keys 61 61 61 61 84 104 Backlit Powder Blue Backlit Powder Blue Backlit Powder Blue Backlit Powder Blue Backlit Blue Backlit RGB