Ergonomic Design for Comfort: Say goodbye to typing fatigue with the ergonomic tilt design and trapezoidal keycaps of this keyboard. The oil-injected keycaps not only provide a comfortable typing experience but also ensure the longevity of the character key formation. Vibrant RGB Backlighting: Stand out with the vibrant RGB backlighting of this 67-key mechanical switch keyboard. Whether you prefer a wired, Bluetooth-compatible, or 2.4G connection, this keyboard offers customizable backlight modes to suit your style. Convenient Knob Switch Function: Easily adjust the volume with the knob switch function of this keyboard. Simply turn the knob clockwise or counterclockwise to increase or decrease the volume, and press the knob to mute it for quick control over your audio settings. Advanced Features for Seamless Performance: This keyboard supports firmware USB online updates, FN key combinations for switching hardware functions, full key conflict-free operation, a variety of backlight mode adjustment, window function key shield development. Enhanced Typing Experience: Elevate your typing experience with this Mechanical Keyboard made of durable ABS material. Compatible with a wide range of operating systems including for Win XP/7/8/10, for Linux, and for MAC OS, this keyboard ensures seamless connectivity for all your computing needs. Description: Experience ultimate typing comfort with our mechanical keyboard, compatible for Win XP/7/8/10, for Linux, for MAC OS, and more. Simply plug in and let your computer automatically install the driver for seamless use. The ergonomic tilt design and trapezoidal keycaps reduce fatigue, while the oil-injected keycaps ensure durable character formation. This keyboard boasts a standard 67-key layout, mechanical switches, and RGB backlighting for a personalized touch. Easily adjust volume with the knob switch function - turn clockwise to increase, counterclockwise to decrease, and press to mute. Enjoy firmware USB online updates, FN key combinations for hardware functions, full key conflict-free support, multiple backlight modes, and window function key shielding. Elevate your typing experience with this versatile and feature-rich keyboard. Item Name: Keyboard Kit Material: ABS Model: GMK67 IC Chip: HFD801KJC LQFP48+HFD550HSFS QFN32 Cable: USB-A+TYPE-C Head+black Outer Braid, Golden-plated USB Head Exposed Length: 1800mm Working Pressure: 50±15gf Trigger Stroke: 1.5mm Total Stroke: 2.5±0.5mm Response Time: ≤5msec Service Life: ≥50 Million Times Keycap Features: ABS Short Keycaps, Oil Spray Engraving Working Voltage: Keyboard Power Supply Voltage: 5±0.25V Current Consumption: 220mA±10%MAX under Normal 5V Power Supply Power: During Normal Operation, The Total Power Is Less Than 1.2 Watts Key Function: Compact 67-key Keyboard Function, Supporting Full-key Conflict-free. Battery Capacity: 3000mAh(Included) Features: Programmable, RGB Backlit, Hot Swap Size Details: L: 32.5cm/12.8", W: 12cm/4.72", H: 3cm/1.18" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Keyboard Kit 1 x USB Cable 1 x User Manual