RisoPhy PC388A
RisoPhy Wireless Mechanical Keyboard User Manual
Model: PC388A
Product Overview
The RisoPhy Wireless Mechanical Keyboard offers versatile connectivity and a high-performance typing experience. Designed for gaming and productivity, it features durable red mechanical switches, customizable RGB backlighting, and a compact layout with an efficient numeric pad.
Key Features
- Triple-Mode Connectivity: Seamlessly switch between 2.4GHz wireless, Bluetooth 5.0, and wired USB-C connections. Connect up to 3 devices simultaneously via Bluetooth.
- Smoother and Quieter Red Switches: Linear red mechanical switches provide a smooth, quiet stroke with minimal resistance, ideal for typing and gaming.
- Durable PBT Keycaps: Ultra-durable PBT-engineered keycaps offer crystal clear uniform backlight and extended lifespan.
- Compact 94-Key Design: Saves desk space while retaining an essential numeric pad and offset arrow keys for enhanced productivity.
- Immersive RGB Lighting: Features 20 kinds of light effects and 16.8 million colors with 4 levels of brightness and speed, customizable via software.
- Ergonomic Design: Scientific stair-up keycap design and foldable rear kickstands minimize hand fatigue for long-term use.
What's in the Box
- 1 x RisoPhy Wireless Mechanical Keyboard
- 1 x USB-C Cable
- 1 x 2.4GHz Wireless Receiver
- 1 x Keycap Puller
- 1 x User Manual (PDF)
- 1 x Installation Manual (PDF)

Image: Main product shot of the RisoPhy Wireless Mechanical Keyboard with RGB backlighting.
Setup Guide
1. Initial Charging
Before first use, connect the keyboard to a USB power source using the provided USB-C cable to ensure it is fully charged. The charging indicator light will show status.
2. Connection Modes
The keyboard supports three connection modes: 2.4GHz Wireless, Bluetooth, and Wired USB-C.
2.1. 2.4GHz Wireless Mode
- 1. Locate the 2.4GHz wireless receiver stored in the compartment on the back of the keyboard.
- 2. Flip the switch on the back of the keyboard to the '2.4G' position.
- 3. Plug the 2.4GHz wireless receiver into an available USB port on your computer. The keyboard should automatically connect.

Image: Rear view of the keyboard with the 2.4GHz wireless receiver inserted and the mode switch set to 2.4G.
2.2. Bluetooth Mode
- 1. Flip the switch on the back of the keyboard to the 'BT' position.
- 2. On your device (PC, Mac, iPad), turn on Bluetooth and search for available devices.
- 3. The keyboard will appear as 'BT5.0 Keyboard' or similar. Select it to pair.
- 4. For multi-device pairing (up to 3 devices), long press Fn+1, Fn+2, or Fn+3 for 3 seconds to enter pairing mode for each respective slot. Switch between paired devices using a short press of Fn+1/2/3.

Image: Diagram illustrating the keyboard's ability to connect to three devices simultaneously via Bluetooth, wired, or 2.4G wireless modes.
2.3. Wired USB-C Mode
- 1. Connect the provided USB-C cable to the keyboard's USB-C port and the other end to your computer's USB port.
- 2. Ensure the switch on the back of the keyboard is in the 'OFF' position for wired connection.
Operating Instructions
Key Functions and Shortcuts
The keyboard features 94 keys, including a dedicated numeric pad and multimedia shortcuts.
- Multimedia Shortcuts: Use the 'Fn' key in combination with F1-F12 keys for quick access to functions like My Computer, Search, Calculator, Media controls (Previous/Next Track, Play/Pause, Stop), Volume control (Mute, Decrease/Increase Volume), and Email.
- Numeric Pad: The numeric keypad is independent and does not require pressing any keys to lock/unlock it.
- Win Lock Key: Turn on or off the function of the Win key by pressing Fn+Win keys to prevent accidental presses during gaming.

Image: Visual guide to multimedia shortcuts available on the keyboard.
RGB Backlighting Control
Customize your keyboard's backlighting with various effects and colors.
- Light Mode Switch: Press Fn + N to cycle through 20 different light effects (e.g., SOLID COLOR, streamer, horse racing, neon).
- Backlight Color Switch: Press Fn + M to change the backlight color (16.8 million colors available).
- Light Brightness: Press Fn + Up Arrow / Down Arrow to adjust brightness (4 levels).
- Light Speed: Press Fn + Left Arrow / Right Arrow to adjust light effect speed.

Image: Keyboard displaying various RGB lighting effects and key combinations for controlling them.
Programmable Functions
The keyboard supports custom button settings and lighting effects via downloadable programming software. Refer to the user manual for details on where to download and how to use the software.
Maintenance and Care
Cleaning
To clean the keyboard, use a soft, dry cloth. For deeper cleaning, use the provided keycap puller to remove keycaps and clean underneath. Avoid using harsh chemicals or abrasive materials.

Image: Detailed view of the red mechanical switches, illustrating their design which allows for easy cleaning underneath keycaps.
Battery Care
The keyboard features a large-capacity rechargeable lithium-ion battery. Charge the keyboard when the battery is low to ensure optimal performance and lifespan. Avoid prolonged exposure to extreme temperatures.
Storage
Store the keyboard in a cool, dry place away from direct sunlight and excessive moisture when not in use for extended periods.
Troubleshooting
Connection Issues
- Keyboard not connecting: Ensure the mode switch on the back of the keyboard is set correctly (2.4G, BT, or OFF for wired). For Bluetooth, ensure your device's Bluetooth is on and the keyboard is in pairing mode (long press Fn+1/2/3).
- Lag or disconnections in wireless mode: Ensure the keyboard is within range of the receiver/device. Avoid interference from other wireless devices.
Key Functionality
- Keys not responding: Check battery level and charge if necessary. Ensure the keyboard is properly connected in the selected mode.
- RGB lights not working: Ensure the keyboard is powered on. Cycle through light modes (Fn+N) and check brightness (Fn+Up/Down Arrow).
Product Specifications
| Feature | Detail |
|---|---|
| Brand | RisoPhy |
| Model | PC388A |
| Connectivity Technology | Bluetooth, 2.4G, USB-C |
| Keyboard Description | Gaming Mechanical Keyboard |
| Switch Type | Red Mechanical Switches |
| Number of Keys | 94 |
| Backlight | RGB (16.8 million colors, 20 effects) |
| Material | Aluminum (Base), PBT (Keycaps) |
| Special Features | Waterproof, Backlit, Foldable, Rechargeable |
| Item Weight | 1.68 pounds |
| Package Dimensions | 14.41 x 5.79 x 1.57 inches |
| Batteries | 1 Lithium Ion battery required (included) |
Warranty and Support
This product comes with a 3-year warranty from the manufacturer, RisoPhy. For support or warranty claims, please contact RisoPhy directly through the Amazon messaging system.
For more detailed instructions and information, please refer to the official PDF user manual and installation manual available on the product's Amazon page.
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