1. Introduction
Thank you for purchasing the KTC H34S18S 34-inch Curved UWQHD Gaming Monitor. This manual provides essential information for setting up, operating, and maintaining your new monitor. Please read it thoroughly before use to ensure optimal performance and safety.

Image: Front view of the KTC 34-inch Curved UWQHD Gaming Monitor.
2. Key Features
- Ultra-fine Ultrawide Display: Experience a 34-inch curved display with UWQHD 3440x1440 resolution. The 21:9 aspect ratio and 1500R curvature provide an immersive field of view, perfect for gaming and efficient multitasking.
- Competitive Level High-Speed Performance: Achieve smooth, lag-free gameplay with a 180Hz refresh rate and 1ms response time, ideal for fast-paced FPS and racing games.
- Advanced Imaging Technology: Enjoy rich and deep color expression with a 4000:1 high contrast ratio and 123% sRGB wide color gamut. Adaptive Sync compatibility eliminates screen tearing and stuttering.
- Multi-angle Adjustment: The stand offers flexible adjustments including tilt (-5° to +20°), swivel (±20°), pivot (±5°), and height adjustment (90±5mm). It also supports VESA 100mm x 100mm wall mounting for versatile setup options.
- Eye Care Technology: Features Software Low Blue Light (LBL) and Flicker-Free design to reduce eye strain during prolonged use.
- Ideal for Multitasking: Equipped with Picture-in-Picture (PIP) functionality, allowing you to display guide videos during gameplay or manage multiple tasks efficiently.
- Rich Connectivity Options: Includes 2x HDMI 2.0 and 2x DisplayPort 1.4 ports for seamless connection to PCs, PS5, Xbox Series X, and Nintendo Switch. A built-in headphone jack enhances the gaming audio experience. Multi-input support allows smooth switching between multiple devices.

Image: Overview of monitor features including UWQHD resolution, contrast ratio, color gamut, HDR10 support, and Picture-by-Picture (PBP) and Picture-in-Picture (PIP) modes.

Image: Visual representation of the monitor's 180Hz refresh rate and 1ms response time, shown with a racing game.
3. Package Contents
Please check that all the following items are included in your package:
- Monitor (1 unit)
- Stand
- Base
- Power Cable
- HDMI Cable
- DisplayPort Cable
- Power Adapter
- Instruction Manual (Japanese)
- Quick Start Guide
- Warranty Card
- Driver
- Mounting Screws

Image: Diagram illustrating the monitor's dimensions and a comprehensive list of all included accessories.
4. Setup
4.1. Stand Assembly
Follow these steps to attach the base to the monitor stand:
- Insert the stand into the base.
- Secure the stand to the base using the provided screws.
- Attach the assembled stand to the back of the monitor.

Image: Step-by-step guide for attaching and detaching the monitor base.
4.2. Connecting the Monitor
Connect the monitor to your power source and input devices:
- Connect the power adapter to the monitor's DC input port, then plug the power cable into a wall outlet.
- Connect one end of the HDMI or DisplayPort cable to the corresponding port on your computer or gaming console, and the other end to the monitor.
- If desired, connect headphones to the monitor's headphone jack.
5. Operating Instructions
5.1. Power On/Off
Press the power button located on the monitor to turn it on or off.
5.2. OSD Menu Navigation
The On-Screen Display (OSD) menu allows you to adjust various monitor settings. Use the joystick/buttons on the monitor to navigate and select options within the OSD menu.
5.3. Picture-in-Picture (PIP) and Picture-by-Picture (PBP)
This monitor supports PIP and PBP functions, allowing you to display content from multiple sources simultaneously.
- PIP: Displays a smaller window from a second input source over the main display.
- PBP: Divides the screen into two or more sections, each displaying content from a different input source.
Refer to the OSD menu for specific settings and controls for PIP/PBP modes.

Image: The monitor showcasing its Picture-by-Picture (PBP) and Picture-in-Picture (PIP) capabilities, displaying two different PC inputs simultaneously.
5.4. Display Modes
The monitor offers various preset display modes optimized for different content types:
- Standard
- Movie
- Energy
- Office
- FPS (First-Person Shooter)
- RTS (Real-Time Strategy)
Select the appropriate mode from the OSD menu for your viewing preference.
6. Adjustments
The monitor stand allows for various ergonomic adjustments:
- Tilt: Adjust the screen angle forward (-5°) or backward (+20°).
- Swivel: Rotate the screen horizontally (±20°).
- Pivot: Rotate the screen vertically (±5°).
- Elevation: Adjust the screen height (90±5mm).
For alternative mounting, the monitor is compatible with VESA 100mm x 100mm wall mounts.

Image: Illustrations demonstrating the monitor's pivot, elevation, tilt, and swivel adjustments for optimal viewing comfort.
7. Connectivity
The KTC H34S18S monitor offers a variety of input and output ports:
- HDMI 2.0: Two ports (3440x1440 @ 100Hz max)
- DisplayPort 1.4: Two ports (3440x1440 @ 180Hz max)
- USB 2.0: One port (for upgrades)
- Headphone Jack: For audio output
These ports allow connection to various devices including PCs, PS5, Xbox Series X, and Nintendo Switch.

Image: An overview of the monitor's connectivity options, showing HDMI, DisplayPort, and USB ports, along with various devices that can be connected.
8. Maintenance
To ensure the longevity and optimal performance of your monitor, follow these maintenance guidelines:
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, dampen the cloth with a small amount of screen cleaner specifically designed for monitors. Do not spray cleaner directly onto the screen.
- Cleaning the Casing: Use a soft, dry cloth to clean the monitor casing. Avoid using abrasive cleaners or solvents.
- Ventilation: Ensure the monitor's ventilation openings are not blocked to prevent overheating.
- Power Off When Not in Use: Turn off the monitor when not in use for extended periods to save energy and prolong its lifespan.
9. Troubleshooting
If you encounter any issues with your monitor, refer to the following common troubleshooting steps:
- No Power: Check if the power cable is securely connected to both the monitor and the power outlet. Ensure the power adapter is functioning correctly.
- No Signal: Verify that the video cable (HDMI or DisplayPort) is properly connected to both the monitor and your input device (PC, console). Ensure the correct input source is selected on the monitor via the OSD menu.
- Flickering Screen: Check the video cable connection. Ensure your graphics card drivers are up to date. Try enabling or disabling Adaptive Sync in the monitor's OSD or your graphics card settings.
- Image Distortion/Poor Quality: Adjust the resolution and refresh rate settings on your computer to match the monitor's native resolution (3440x1440) and desired refresh rate (up to 180Hz).
- Sound Issues: If using the headphone jack, ensure your headphones are properly connected and the volume is adjusted. Check audio settings on your connected device.
If the problem persists after trying these steps, please contact customer support.
10. Specifications
| Feature | Specification |
|---|---|
| Brand | KTC |
| Model | H34S18S |
| Screen Size | 34 inches |
| Resolution | 3440 x 1440 pixels (UWQHD) |
| Aspect Ratio | 21:9 |
| Curvature | 1500R |
| Refresh Rate | 180Hz |
| Response Time | 1ms |
| Contrast Ratio | 4000:1 |
| Color Gamut | 123% sRGB |
| Panel Type | HVA |
| Surface Description | Non-glare |
| HDMI Ports | 2 (HDMI 2.0) |
| DisplayPort Ports | 2 (DP 1.4) |
| USB Ports | 1 (USB 2.0) |
| Product Dimensions (W x H x D) | 81.2 x 52.5 x 29.2 cm |
| Product Weight | 9.9 kg |
| VESA Compatibility | 100mm x 100mm |
11. Warranty and Support
KTC provides a 3-year warranty and a 12-month exchange service for this product. We are committed to promptly addressing any questions or issues you may have regarding your product.
For inquiries or support, please contact us:
- Phone: 050-3606-8990
- Email: support@ktcplay.com

Image: Details on KTC's 3-year warranty and customer support contact information.





