The keyboard enters a deep sleep state after 5 to 10 minutes of inactivity to preserve power. Tap any key to wake it up. 🛠️ Troubleshooting Common RK908 Issues
Do not download “driver updater” tools from random sites. Only use software from the official Royal Kludge support page.
A: It depends on the specific model purchased. Most "Rii RK908" models are either Bluetooth + Wired OR 2.4Ghz + Wired. Check the bottom of your keyboard for a dongle compartment. If it has a USB dongle, it is 2.4G, not Bluetooth.
: Connects via a braided USB cable with a magnetic loop filter for high-speed transmission. rk908 bluetooth keyboard manual link
meters) and that no other strong wireless signals are interfering.
A direct, official PDF manual link for the specific model is not publicly hosted on Royal Kludge’s official website (rkroyalkludge.com) as of this report. The official site primarily lists newer models (RK61, RK84, RK100, etc.) under "Support" or "Download."
On your device (iOS, Android, Windows), open the Bluetooth settings and search for new devices. Connect: Select " TECPHILE RK908 The keyboard enters a deep sleep state after
: Automatically enters sleep after 10 minutes of inactivity to save power. Wake it by hitting any key and waiting 3 seconds.
Provide instructions for (iOS, Android, Windows) Let me know what you'd like to explore next! Share public link
To ensure all keys function correctly for your operating system: : Press Fn + A . Mac/iOS Mode : Press Fn + S . ❓ Troubleshooting & Reset If the keyboard becomes unresponsive or won't pair: Only use software from the official Royal Kludge
Use the included micro-USB or USB-C cable (depending on your specific revision). Charging Time: Approximately 2 hours.
: Short press Fn + Q , Fn + W , or Fn + E to select one of the three available Bluetooth channels.
: Use Fn + Up/Down Arrows to find your perfect glow.
Cycles through the built-in RGB or single-color lighting patterns. FN + Up / Down Arrow