K820 Retro Steampunk Gaming Mechanical Keyboard-Blue Switch-RGB LED Backlit Illuminated Keyboard,USB Wired,Typewriter-Style,Plating 104 Key Round Keycaps,for Game and Office,for Laptop Desktop (White)

K820 Retro Steampunk Gaming Mechanical Keyboard-Blue Switch-RGB LED Backlit Knob Illuminated Keyboard,Typewriter-Style,Plating 104 Key Round Keycaps,for Game and Office,for Laptop Desktop PC MCU Hardware Specifications: This mechanical keyboard uses high performance Flash MCU. Support USB2.0 (full speed 12Mbps) transmission mode, control, interrupt and batch data transmission functions, full key no impact design. MCU has high operating frequency, fast response speed and wide operating voltage.Industrial grade specifications, working environment temperature wide, can be in complex external conditions to maintain normal work. MCU hardware parameters are as follows: The Flash ROM: ? 32 k bytes EEPROM: built-in ? 2 k bytes Working voltage: VDD = 3.3V-5.5V Working environment temperature: -40 Degree C – + 85 Degree C Function Declaration : 1.This mechanical keyboard can run on Windows 7, 8, 10 and other operating systems. 2.2. Support common game mode button backlight function and custom button backlight function. 3.Support a variety of dazzling LED lighting effects (please refer to the actual effect) Standard mode: support constant light mode, no trace in the snow mode, pointing at the mountains mode, breathing mode, running horse light effect (boot animation), stars mode, colorful mode, blossoming wealth mode, snake horse mode, sinusoidal light wave mode. Extended version mode: support on – and – go, trigger, button ripple mode, rotation storm mode, drift mode, streamer mode, streamer color mode, flow mode, diagonal changes mode. 4. Support brightness adjustment under normal light, breathing, streamer and other modes. When it is adjusted to the highest or lowest level, NumLock, CapsLock and ScrollLock are all flashing. 5. Support speed adjustment under breathing, streamer and other modes. 6.Supports eight lighting effects of peripheral RGB color decorativ