1. Professional Blue Switches: The gaming keyboard is equipped with blue switches, which are linear, top to bottom switches, and the keys feel smoother and more responsive. 2. 28 Backlight Modes: Wired keyboard customizes static and dynamic multiple lighting effects, supporting approximately 28 backlight modes, and dual color injection keycaps provide clear and uniform backlighting to ensure all letters are scratch, wear and fade resistant. 3. Ergonomic Design: The keyboard is ergonomically designed with a metal panel construction, making it super stable and quite comfortable to type without wrist support. 4. 104 Mechanical Keys: All keys have individual switches to provide faster response and better keystroke feel. 104 mechanical keys are conflict free, allowing you to press or hold multiple keys at the same time. 5. Wide Compatibility: USB wired gaming keyboard works well with PC, laptop, compatible with for Windows 2000/Vista, for Win7, for Win8, for Win10, for OS X, for Linux for gaming PC. Specification: Item Type: 104 Keys LED Backlit Keyboard Material: ABS Color: Black Input Interface: USB Key Technology: Blue Switch Number of Keys: 104 Keys Light Effect: 28 Clock Custom Lighting System Support: For win XP/7/8/10/11, for OS X 10.2 How to Use: Take out the product and use it packing list: 1 xKeyboard 1 x User ManualErgonomic Design: The keyboard is ergonomically designed with a metal panel construction, making it super stable and quite comfortable to type without wrist support. 28 Backlight Modes: Wired keyboard customizes static and dynamic multiple lighting effects, supporting approximately 28 backlight modes, and dual color injection keycaps provide clear and uniform backlighting to ensure all letters are scratch, wear and fade resistant. Professional Blue Switches: The gaming keyboard is equipped with blue switches, which are linear, top to bottom switches, and the keys feel smoother and more responsive. 104 Mechanical Keys: All keys have individual switches to provide faster response and better keystroke feel. 104 mechanical keys are conflict free, allowing you to press or hold multiple keys at the same time. Wide Compatibility: USB wired gaming keyboard works well with PC, laptop, compatible with for Windows 2000/Vista, for Win7, for Win8, for Win10, for OS X, for Linux for gaming PC.