1. Introduction
This manual provides instructions for the VSDISPLAY 12.7 Inch 2K Stretched Bar LCD Screen, model VS127ZJ01. This secondary display is designed for use with PCs, computers, and laptops, offering a unique aspect ratio suitable for CPU/GPU data monitoring and other specialized applications.

Figure 1: VSDISPLAY 12.7 Inch 2K Stretched Bar LCD Screen, showcasing its elongated form factor.
2. Key Features
- High Resolution Display: 12.7-inch 2880x864 2K stretched bar LCD with a 15:4 aspect ratio.
- Optimal Brightness & Contrast: Screen brightness of 500cd/m2 and a contrast ratio of 1200:1 (Typ.).
- Compact Dimensions: Outline size of 317×100×12(H×V×D)mm and a display area of 308.448(W)×92.534(H) mm.
- Versatile Connectivity: Supports USB-C and DisplayPort (DP) video input.
- Plug and Play: Easy to use with included power and signal cables.
- Mounting Options: Features 75x75mm (2.95x2.95 inch) mounting holes for desk or wall installation.
- Wide Application: Ideal as a secondary display for computers/laptops, suitable for monitoring CPU/GPU data, system health, speed, and temperature.
3. Setup Instructions
3.1 Package Contents
Before proceeding, ensure all items are present in the package:

Figure 2: Included cables for connecting the display.
- VSDISPLAY 12.7 Inch Stretched Bar LCD Screen
- USB-C to USB-C Cable (for power and signal transmission)
- Mini HDMI to HDMI Cable (for signal transmission)
- Mini DisplayPort to DisplayPort Cable (for signal transmission)
3.2 Connecting the Display
- Power Connection: Connect the provided USB-C cable to the USB-C port on the display (labeled "For charge and signal transmission") and to a power source (e.g., a computer USB port or a USB power adapter).
- Signal Connection: Choose one of the following options to connect the display to your computer:
- USB-C: Use the provided USB-C to USB-C cable to connect the display's USB-C port (for charge and signal) to a compatible USB-C port on your computer.
- DisplayPort (DP): Use the provided Mini DisplayPort to DisplayPort cable to connect the display's Mini DP port to your computer's DisplayPort.
- HDMI: Use the provided Mini HDMI to HDMI cable to connect the display's Mini HD port to your computer's HDMI port.
- Audio Output (Optional): If you wish to use external audio, connect headphones or speakers to the 3.5mm earphone jack on the display.

Figure 3: Signal and power input ports on the side of the display.

Figure 4: Control buttons and earphone jack on the display.
The display is plug-and-play. Once connected, your computer should detect it automatically. You may need to adjust display settings in your operating system.
4. Operation
4.1 Basic Controls
The display features a set of control buttons on its side for adjusting settings:
- On-Off Button: Press to power the display on or off.
- MENU Button: Accesses the On-Screen Display (OSD) menu.
- Up/Down Buttons: Navigate through OSD menu options and adjust values.
4.2 Adjusting Brightness and Resolution
You can adjust brightness and resolution directly from the display's OSD menu or through your computer's display settings.
Video 1: Demonstrates how to adjust brightness and resolution on the 12.7-inch monitor.
For optimal display, ensure your computer's display settings are configured to the native resolution of 2880x864 pixels.
4.3 Display Orientation
The display supports both horizontal (landscape) and vertical (portrait) orientations. You can change the orientation through your operating system's display settings.

Figure 5: Horizontal and Vertical Display Orientation options.
5. Specifications
| Feature | Detail |
|---|---|
| Model Number | VS127ZJ01 |
| Screen Size | 12.7 Inches |
| Resolution | 2880x864 Pixels (2K) |
| Aspect Ratio | 15:4 |
| Screen Brightness | 500 cd/m2 |
| Contrast Ratio | 1200:1 (Typ.) |
| Input Interfaces | USB-C, Mini DisplayPort (DP), Mini HDMI |
| Audio Output | 3.5mm Earphone Jack |
| Mounting Holes | 75x75mm (approx. 2.95x2.95 inch) |
| Product Dimensions (H×V×D) | 317×100×12 mm (0.47 x 11.81 x 3.94 inches) |
| Display Area (W×H) | 308.448×92.534 mm |
| Item Weight | 1.76 pounds |
| Voltage | 12 Volts |
| Screen Surface | Glossy |

Figure 6: Product Dimensions with detailed measurements.
6. Maintenance
- Cleaning: Use a soft, lint-free cloth to clean the screen. For stubborn marks, lightly dampen the cloth with water or a screen-safe cleaning solution. Avoid harsh chemicals or abrasive materials.
- Storage: When not in use for extended periods, store the display in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the display with care to prevent physical damage. Avoid dropping or applying excessive pressure to the screen.
7. Troubleshooting
- No image on screen:
- Ensure the power cable is securely connected and the display is powered on.
- Verify that the signal cable (USB-C, DP, or HDMI) is correctly connected to both the display and your computer.
- Check your computer's display settings to ensure the secondary display is detected and enabled. Try extending or duplicating your main display.
- Test with a different signal cable or port if available.
- Incorrect resolution or aspect ratio:
- Adjust your computer's display settings to the native resolution of 2880x864 pixels.
- Ensure your graphics card drivers are up to date.
- Screen flickering or unstable image:
- Check all cable connections for looseness.
- Ensure the display is receiving adequate power.
- Reduce electromagnetic interference by moving other electronic devices away from the display.
- No audio from earphone jack:
- Verify that your audio device is properly connected to the earphone jack.
- Check your computer's audio output settings to ensure audio is routed to the display.
- Adjust the volume settings on both the display (via OSD) and your computer.
If issues persist, please contact VSDISPLAY customer support.
8. Warranty and Support
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official VSDISPLAY website. Keep your proof of purchase for warranty claims.
Manufacturer: VSDISPLAY
Contact: Refer to the VSDISPLAY store page or included documentation for specific contact details.
