Introduction
The Ducky One 3 series mechanical keyboard is designed with the QUACK Mechanics philosophy, focusing on aesthetics, hot-swappable functionality, sound dampening, and improved stabilizers. This keyboard features a low-profile case with a 3-layer design, offering various color combinations. Enhanced acoustics are achieved through a silicone plate dampener and EVA foam case dampener. The Ducky One 3 Classic is fully hot-swappable with Kailh Yellow Sockets, allowing for easy switch customization. It also includes V2 stabilizers for improved stability, thick Double-shot PBT keycaps with seamless legends, 3-level adjustable feet, an improved PCB design, a detachable braided USB Type-C cable, and an enhanced macro layout.

The Ducky One 3 Classic keyboard, showcasing its full layout and RGB lighting.
Setup
- Unboxing: Carefully remove the keyboard and all accessories from the packaging. Verify that the package includes the keyboard, a detachable USB Type-C cable, a keycap puller, a switch puller, and any additional keycaps.
- Connecting the Keyboard: Connect the detachable USB Type-C cable to the USB-C port on the keyboard and the other end to an available USB port on your computer.
- Initial Function Check: Once connected, the keyboard should be recognized by your operating system. Test basic key functions and observe the default RGB lighting.
- Adjusting Keyboard Height: Utilize the 3-level adjustable feet located on the underside of the keyboard to set your preferred typing angle.

The underside of the Ducky One 3 Classic keyboard, featuring its 3-level adjustable feet for ergonomic positioning and DIP switches for advanced settings.
Operating Instructions
Basic Functions
The Ducky One 3 Classic operates as a standard QWERTY keyboard. All keys perform their labeled functions by default. Refer to the comprehensive Ducky manual for advanced key combinations and layer functions.
RGB Lighting Customization
The keyboard features programmable RGB backlighting. Lighting effects and colors are controlled directly via hardware commands on the keyboard. For detailed instructions on changing lighting modes, adjusting brightness, and customizing individual key colors, please consult the full Ducky One 3 user manual provided with your product or available on the official Ducky website.
Hot-swapping Mechanical Switches
The Ducky One 3 Classic is equipped with hot-swappable Kailh Yellow Sockets, allowing you to change mechanical switches without soldering. This feature enables customization of typing feel and sound.
- Removing Keycaps: Use the provided keycap puller to gently remove the desired keycap.
- Removing Switches: Use the provided switch puller to carefully grip the top and bottom clips of the switch. Apply gentle pressure and pull the switch straight up to remove it from the PCB.
- Installing New Switches: Align the pins of the new switch with the holes on the PCB. Ensure the switch is oriented correctly. Gently press the switch down until it clicks into place. Do not force the switch, as bent pins can occur.
- Re-installing Keycaps: Place the keycap onto the new switch stem and press down firmly.

A side view of the Ducky One 3 Classic keyboard, highlighting its case design and keycap profile.
Macro Functions
The keyboard supports macro programming for custom key sequences and functions. Refer to the detailed Ducky One 3 user manual for instructions on recording, editing, and executing macros.
Maintenance
Cleaning the Keyboard
- Disconnect the keyboard from your computer before cleaning.
- Use a keycap puller to remove keycaps for thorough cleaning.
- Use compressed air to remove dust and debris from between the switches.
- Wipe keycaps and the keyboard case with a soft, damp cloth. Avoid harsh chemicals.
- Ensure all components are completely dry before reassembling and reconnecting the keyboard.
Switch and Keycap Replacement
As detailed in the "Operating Instructions" section, switches and keycaps can be replaced using the provided tools. This allows for easy customization and repair of individual components.
Troubleshooting
- Keyboard Not Responding:
- Ensure the USB Type-C cable is securely connected to both the keyboard and the computer.
- Try connecting the keyboard to a different USB port on your computer.
- Test the keyboard on another computer to rule out system-specific issues.
- LED Flickering or Inconsistent Lighting:
- Verify that the keyboard's firmware is up to date. Check the official Ducky website for the latest firmware.
- Reset the keyboard to factory defaults (refer to the full Ducky manual for specific key combinations).
- If the issue persists, contact Ducky customer support.
- Key Chatter or Double-Typing:
- This can sometimes be caused by a faulty switch. Utilize the hot-swappable feature to replace the problematic switch.
- Ensure the switch is fully seated in its socket.
- Update keyboard firmware.
- If the problem continues after replacing the switch, contact Ducky customer support.
- RGB Customization Issues:
- The Ducky One 3 features hardware-based RGB customization. There is no dedicated software for this model.
- Refer to the comprehensive Ducky One 3 user manual for all hardware commands related to RGB lighting.
Specifications
| Feature | Detail |
|---|---|
| Brand | Ducky |
| Model Number | DKON2108ST-RUSPDCLAWSC1 |
| Compatible Devices | PC |
| Connectivity Technology | USB-C |
| Keyboard Description | Standard |
| Recommended Uses | Gaming |
| Special Features | Hotswappable Keys, Sound Dampening, QUACK Mechanics Design, Improved Stabilizers |
| Color | Cherry MX Red |
| Keyboard Backlighting | RGB |
| Material | Polybutylene Terephthalate (PBT) |
| Language | English |
| Number of Keys | 108 |
| Power Source | USB Powered |
| Switch Type | Linear (Cherry MX Red) |
| Keyboard Layout | QWERTY |
| Item Weight | 1123 Grams |
Official Product Videos
Ducky One 3 Black or White Overview
This video demonstrates the Ducky One 3 keyboard in both black and white color variants, highlighting its aesthetic design and key features.
Ducky One 3 Comprehensive Overview
An overview video detailing the Ducky One 3's key features, including its QUACK Mechanics design, hot-swappable PCB, PBT keycaps, and various size options.
Warranty and Support
The Ducky One 3 Classic keyboard comes with a Limited Warranty. For specific terms and conditions, please refer to the warranty information included with your product or visit the official Ducky website.
For further assistance, technical support, or to explore other Ducky products, please visit the official Ducky store or contact their customer service channels.





