
How to correct the time/volume on the screen?
Click K75 Pro US driver in wired mode via Windows computer, screen time and volume are automatically synced.
Manual adjustment reference user manual.
How can I download the software?
bit.ly/K75PROUS
How to charge the K75 Pro Wireless Keyboard?
Charge with original cable via computer USB (DC:5V). Avoid non-original/non-compliant cables or high-voltage sockets.
Insufficient voltage/current from a USB-split dock may stop the keyboard from charging/working (due to varying keyboard power).
How to use the wired mode of the K75 Pro keyboard?
Connect the keyboard to the device using the original cable with data transfer function.
How to fix keyboard Bluetooth not working?
Low battery may cause abnormal Bluetooth performance on the keyboard.
Fully charge the keyboard and re-pair Bluetooth.

RedThunder Keyboards


RedThunder K75 Pro Wireless Mechanical Gaming Keyboard
- Gasket mount brings satisfying typing sound & feel.
- Smart TFT screen plus CNC knob for instant tweaks.
- Wireless connectivity eliminates messy desk cables.
- Premium hardware supports gaming and office work.
Tri-Mode Connecition
- Dual-System: Toggle with one click to easily switch between MacOS and Windows systems.
- Tri-mode: stable wired, cable-free 2.4G, mobile-friendly Bluetooth, catering to diverse scenarios.
1. Long press FN + Q/W/E: BT1/BT2/BT3 pairing. Short press FN + Q/W/E: BT1/BT2/BT3 switching.
2. FN + R: 2.4G repairing(Paired by defaultat thefactory).
Display & CNC Knob
Press FN + CNC Knob to switch modes. Default volume adjustment at first boot.
Volume Mode: Rotate to adjust volume.Press to mute/unmute.
Menu Mode: Rotate to navigate the menu. Press to select a function.
Screen time adjustment: Refer to manual or auto-sync via Windows driver.
RGB Backlight
- Customize full RGB lighting settings via K75 Pro software.
- Customize RGB lighting settings via TFT screen and CNC knob.
- Customize RGB lighting settings via the shortcuts
Hot-Swap Mechanical Keyboard
- The 3PIN and 5PIN hot-swappable keyboards allow you to easily achieve your ultimate customization.
- The south-facing light can meet a variety of keycaps such as side-engraved keycaps.
Custom Driver
- Copy the link "bit.ly/K75PROUS" to the search bar and run the driver via wired mode on your windows computer.
- Customize the keys, RGB light modes, and screen images/Gifs with your Windows computer when the K75 Pro driver is running in wired mode.
- Screen time automatically synced with your Windows computer when the K75 Pro driver is running in wired mode.
How to correct the time/volume on the screen?
Click K75 Pro US driver in wired mode via Windows computer, screen time and volume are automatically synced.
Manual adjustment reference user manual.
How can I download the software?
bit.ly/K75PROUS
How to charge the K75 Pro Wireless Keyboard?
Charge with original cable via computer USB (DC:5V). Avoid non-original/non-compliant cables or high-voltage sockets.
Insufficient voltage/current from a USB-split dock may stop the keyboard from charging/working (due to varying keyboard power).
How to use the wired mode of the K75 Pro keyboard?
Connect the keyboard to the device using the original cable with data transfer function.
How to fix keyboard Bluetooth not working?
Low battery may cause abnormal Bluetooth performance on the keyboard.
Fully charge the keyboard and re-pair Bluetooth.

RedThunder Keyboards
![]() K75 Pro Keyboard | ![]() K75 S Keyboard | ![]() K75 Ultra Keyboard | ![]() K75 Keyboard & Mouse | ![]() K65 S Keyboard | ![]() K95 S Keyboard | ![]() K95 Ultra Keyboard |
|---|---|---|---|---|---|---|
| Customer Reviews | ||||||
| — | — | — | — | — | — | — |
| Price | ||||||
| — | — | — | — | — | — | — |
| CNC Knob | ||||||
| ? | ? | ? | ? | ? | ? | ? |
| Hot-swappable | ||||||
| ? | ? | ? | ? | ? | ? | ? |
| RGB Backlight | ||||||
| ? | ? | ? | ? | ? | ? | ? |
| Side Light | ||||||
| ? | ? | ? | ? | ? | ? | ? |
| Keyboard Battery Level | ||||||
| 5000 mAh | 4000 mAh | 8000 mAh | 4000 mAh | 4000 mAh | 8000 mAh | 8000 mAh |































































