Product Overview
The K98 Wireless Mechanical Keyboard is engineered for versatility and performance, supporting triple-mode connectivity to seamlessly switch between devices. Its advanced gasket structure and pre-lubed switches ensure a premium typing feel with reduced noise.
Key Features:
- Tri-mode Connection: Supports 2.4GHz wireless, Bluetooth 5.0, and USB wired modes, connecting up to five devices simultaneously.
- Roller Design: Multi-function metal knob for quick volume adjustment, connection mode switching, and power control.
- Gasket Mount Structure: Built-in multiple sound absorbing layers (IXPE switch dampener pad, sound-absorbing foams, silicone dampener pad) for a creamy sound and natural feedback.
- RGB Backlit & Software Support: 18+ RGB backlight modes, separate strip light, macro customization, 16.8 million colors, and music rhythm lighting effects via driver.
- High-Capacity Battery: 6300mAh battery provides up to 600 hours of battery life with lights off or 40 hours with lights on.
- Durable Keycaps & Switches: PBT keycaps with side-printed keys, compatible with PC and Mac. Pre-lubricated linear Rain switches for a smooth typing experience.

Figure 1: K98 Mechanical Keyboard highlighting its main features.

Figure 2: Front view of the K98 Wireless Mechanical Keyboard.
What's Included
Your KZZI K98 Mechanical Keyboard package includes the following items:
- 1x KZZI K98 Keyboard
- 1x Type-C Cable
- 1x User Manual
- 1x 2.4GHz Receiver
- 4x Custom Rain Switches (extra)
- 1x 2-in-1 Keycap & Switch Puller

Figure 3: All items included in the K98 Mechanical Keyboard package.
Setup Guide
Connection Modes
The K98 keyboard supports three connection modes: 2.4GHz wireless, Bluetooth 5.0, and USB wired. You can connect to up to five devices simultaneously.
- USB Wired Mode: Connect the keyboard directly to your device using the provided USB-C cable.
- 2.4GHz Wireless Mode: Insert the 2.4GHz receiver into your device's USB port. Use the roller knob to switch to 2.4G mode.
- Bluetooth 5.0 Mode: Pair the keyboard with your Bluetooth-enabled device. The keyboard can store up to three Bluetooth connections.

Figure 4: Visual guide to the keyboard's triple connection modes.
Roller Knob Functions
The multi-function metal knob located on the top right of the keyboard allows for quick adjustments:
- Power ON/OFF: Long press for 3 seconds.
- Switch Modes: Short press and scroll to cycle between USB, 2.4G, and Bluetooth modes.
- Adjust Volume: Scroll the knob to increase or decrease volume.

Figure 5: Detailed view of the roller knob and its functionalities.
Battery Information
The K98 features a built-in 6300mAh large capacity battery, offering extended usage times:
- Up to 600 hours of battery life with RGB lights off.
- Up to 40 hours of battery life with RGB lights on.
- Standby time of up to 90 days.
To check the battery status, press FN + Enter. The light bar will indicate the current battery level.

Figure 6: Battery capacity and estimated usage times.

Figure 7: How to check the keyboard's battery status.
System Compatibility
The K98 keyboard is compatible with both PC and Mac systems. You can quickly switch between layouts using the following key combinations:
- [Fn] + [S]: Switch to Mac System layout.
- [Fn] + [A]: Switch to Windows System layout.

Figure 8: Keycap legends for Mac and Windows system switching.
Operating Instructions
RGB Backlight Customization
Personalize your typing experience with extensive RGB backlight options:
- Choose from over 18 RGB backlight modes.
- Customize key functions and 16.8 million light colors using the dedicated software.
- Enjoy cool music rhythm lighting effects with driver support.
Use the following FN key combinations for backlight settings:
- FN + \|: Switch light mode.
- FN + <: Switch light colors.
- FN + ←: Slow down light speed.
- FN + →: Accelerate light speed.
- FN + ↑: Increase backlight brightness.
- FN + ↓: Decrease backlight brightness.

Figure 9: Software for advanced RGB and macro customization.

Figure 10: FN key combinations for adjusting backlight settings.
Key Functions and Layout
The K98 features a gasket-mounted design with multiple sound-absorbing layers, including an IXPE switch dampener pad, two layers of thicker sound-absorbing foams, and a silicone dampener pad. This design effectively reduces vibration and noise, providing a natural and clear feedback without cavity noise.

Figure 11: Internal layers of the K98's gasket structure.
The keyboard is hot-swappable, supporting both 3-pin and 5-pin switches. The included pre-lubed linear Rain switches offer a smooth typing experience with a creamy sound.
- Operating Force: 40±10gf
- Conduction Stroke: 1.6±0.4mm
- Total Travel: 3.4±0.4mm

Figure 12: Hot-swappable PCB supporting various switch types.

Figure 13: Details of the custom Rain switches.
The Caps Lock key features an indicator light that turns on when uppercase mode is active and turns off when exiting uppercase mode.

Figure 14: Caps Lock indicator and light bar settings.
Maintenance
Switch and Keycap Replacement
The K98 keyboard is designed for easy maintenance with its hot-swappable switches. Use the included 2-in-1 keycap & switch puller to safely remove and replace keycaps and switches.
Cleaning
Regular cleaning will help maintain the performance and appearance of your keyboard. Use a soft, dry cloth to wipe down the keycaps and chassis. For deeper cleaning, remove keycaps and use compressed air to clear debris from between the switches.
Troubleshooting
If you encounter any issues with your K98 keyboard, please refer to the following common solutions:
- Connectivity Issues: Ensure the keyboard is fully charged. For 2.4GHz mode, verify the receiver is properly inserted and the keyboard is switched to the correct mode. For Bluetooth, ensure the keyboard is in pairing mode and within range of your device.
- Keys Not Responding: Check if the switches are properly seated. If a specific switch is faulty, utilize the hot-swappable feature to replace it with one of the included spare switches.
- Backlight Problems: Use the FN key combinations (refer to RGB Backlight Customization section) to adjust brightness or switch modes. Ensure the keyboard software is up-to-date for full customization options.
Product Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 15.71 x 5.71 x 1.73 inches |
| Item Weight | 3.47 pounds |
| Manufacturer | KZZI |
| ASIN | B0D6RDMSTS |
| Country of Origin | China |
| Item Model Number | K98 |
| Batteries | 1 Lithium Ion batteries required (included) |
| Compatible Devices | Laptop, PC, Gaming Console |
| Connectivity Technology | Bluetooth, USB-C |
| Keyboard Description | Mechanical |
| Recommended Uses | Everyday Use, Gaming, Business |
| Special Feature | Backlit, Silent, Customizable Display Keys, Hot-Swappable |
| Color | Green |
| Number of Keys | 98 |
| Keyboard Backlighting | RGB |
| Style | Classic |
Official Product Videos
K98 Sound Test
This video demonstrates the sound profile of the K98 keyboard during typing. It highlights the creamy and natural sound produced by the gasket structure and pre-lubed Rain switches.
K98 Unboxing Video
This video provides an unboxing experience of the K98 keyboard, showcasing the packaging and all included accessories upon arrival.
Warranty and Support
KZZI products are designed for durability and performance. For specific warranty details and support inquiries, please visit the official KZZI store on Amazon or contact customer service directly.
Visit the KZZI Store for more information and support resources.