1. Product Overview
The COOLHOOD 15.6 Inch Portable Monitor is a versatile and high-performance display designed to extend your screen real estate wherever you go. Featuring a Full HD 1080P IPS panel, it delivers clear, vibrant images with wide viewing angles, making it ideal for work, entertainment, and gaming.

Figure 1: COOLHOOD 15.6 Inch Portable Monitor with its protective cover acting as a stand.
Key Features:
- FHD 1080P IPS Display: Enjoy a 1920x1080 Full HD resolution with a 178° viewing angle, 2000:1 contrast ratio, and 100% sRGB color gamut for clear and vivid visuals.
- Wide Compatibility: Equipped with HDMI and two USB Type-C ports, easily connect to laptops, PCs, Macs, tablets, smartphones, PS5, and other devices.
- Protective Smart Cover: The external PU leather protective case doubles as a multi-position stand, offering excellent protection and flexible viewing angles.
- Durable Design: High-quality metal casing provides a delicate texture and high resistance.
- Portable and Lightweight: Designed for easy transport, making it perfect for business, travel, or home entertainment.

Figure 2: Visual representation of the monitor's key display and connectivity features.
2. Package Contents
Please check the package contents upon unboxing to ensure all items are present and in good condition:

Figure 3: Contents included in the COOLHOOD portable monitor package.
- 15.6" Portable Monitor
- Smart Cover (Protective Case/Stand)
- User Manuals
- 5V 3A Power Adapter
- USB-A to USB-C Cable
- USB-C to USB-C Cable
- Standard HDMI to Mini HDMI Cable
3. Setup
3.1 Connecting the Monitor
The COOLHOOD portable monitor offers flexible connectivity options to suit various devices. Ensure your device supports video output via USB-C (DisplayPort Alternate Mode) or HDMI.
3.1.1 USB-C Connection (Single Cable Solution)
For devices with a full-featured USB Type-C port (supporting video output and power delivery), a single USB-C to USB-C cable can provide both power and video signal.

Figure 4: Single USB-C cable connection for power and video signal.
- Connect one end of the provided USB-C to USB-C cable to a full-featured USB Type-C port on your source device (e.g., laptop, smartphone).
- Connect the other end of the USB-C to USB-C cable to either of the USB Type-C ports on the portable monitor.
- The monitor should automatically detect the signal and power on.
Note: Ensure your device's USB Type-C port supports USB 3.1 Gen2 or Thunderbolt 3/4 for full functionality with a single cable.
3.1.2 HDMI Connection (with External Power)
For devices with an HDMI output, you will need to use the HDMI cable for video and a separate USB cable for power.

Figure 5: HDMI connection requiring separate power supply.
- Connect the provided Standard HDMI to Mini HDMI cable from your source device's HDMI output to the Mini HDMI port on the portable monitor.
- Connect the provided USB-A to USB-C cable from the 5V 3A power adapter (or another suitable USB power source) to one of the USB Type-C ports on the monitor.
- Plug the power adapter into a wall outlet.
- The monitor will power on and display the signal from the HDMI source.
3.2 Powering On and Initial Display
Once connected, the monitor should automatically power on. If not, press the Power button located on the side of the monitor. The LED indicator will illuminate when the monitor is active.
4. Operating the Monitor
4.1 Controls and Ports
The monitor features intuitive controls and various ports for connectivity and audio output.

Figure 6: Overview of monitor ports and controls, along with compatible devices.
- Exit/Power Button: Press and hold to power on/off. Short press to exit menu or confirm selection.
- LED Indicator: Shows power status (e.g., blue for active, red for standby).
- Menu +/- Buttons: Navigate through the On-Screen Display (OSD) menu and adjust settings.
- Audio Output: 3.5mm jack for connecting headphones or external speakers.
- USB Type-C Ports (x2): For power input and video signal (DisplayPort Alternate Mode).
- Mini HDMI Port: For video signal input from HDMI-enabled devices.
4.2 Display Modes
The monitor supports various display modes when connected to a computer, enhancing productivity and entertainment.

Figure 7: Copy Mode and Extend Mode for flexible dual-screen setups.
- Copy Mode (Mirror Mode): Duplicates your primary screen's content onto the portable monitor. Useful for presentations or sharing content.
- Extend Mode: Extends your desktop across both screens, allowing you to have more applications open and visible simultaneously, improving multitasking efficiency.
- Second Screen Only Mode: Displays content only on the portable monitor, turning off the primary screen.
You can typically switch between these modes through your operating system's display settings (e.g., Windows Display Settings, macOS System Preferences).
4.3 Compatible Devices and Usage Scenarios
The COOLHOOD portable monitor is highly versatile and compatible with a wide range of devices, making it suitable for various applications.

Figure 8: Enjoying an immersive gaming experience with the portable monitor.
- Laptops/PCs/Macs: Ideal for dual-screen setups for increased productivity in office work or creative tasks.
- Smartphones/Tablets: Expand your mobile device's display for a larger viewing experience, especially useful with Samsung DeX or similar desktop environments.
- Gaming Consoles (PS5, PS4, Xbox, Nintendo Switch, Steam Deck): Provides a portable gaming display for immersive experiences on the go or in smaller spaces.
5. Maintenance
5.1 Cleaning the Monitor
To maintain the clarity and longevity of your monitor, follow these cleaning guidelines:
- Always power off the monitor and disconnect all cables before cleaning.
- Use a soft, lint-free cloth (e.g., microfiber cloth) to gently wipe the screen and casing.
- For stubborn marks, lightly dampen the cloth with water or a non-abrasive, screen-safe cleaning solution. Do not spray liquid directly onto the screen.
- Avoid using harsh chemicals, alcohol, or abrasive materials, as these can damage the screen or finish.
5.2 Storage and Portability
The COOLHOOD monitor is designed to be ultra-thin and lightweight for easy portability. Utilize the smart cover for protection during transport and storage.

Figure 9: The monitor's ultra-thin and lightweight design for easy carrying.
- When not in use, fold the smart cover around the monitor to protect the screen from scratches and impacts.
- Store the monitor in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid placing heavy objects on top of the monitor.
6. Troubleshooting
If you encounter issues with your COOLHOOD portable monitor, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No signal / Black screen |
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| No power / Monitor does not turn on |
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| Image is blurry or distorted |
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| No audio from monitor speakers/headphone jack |
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7. Technical Specifications
| Feature | Specification |
|---|---|
| Brand | COOLHOOD |
| Model Number | 156CM2 |
| Screen Size | 15.6 Inches |
| Display Technology | IPS |
| Resolution | 1920x1080 (Full HD) |
| Viewing Angle | 178 Degrees |
| Contrast Ratio | 2000:1 |
| Color Gamut | 100% sRGB |
| Hardware Interface | HDMI, USB Type-C (x2) |
| Compatible Devices | Laptops, Desktops, Mac, Tablets, Smartphones, PS5, PS4, Xbox, Nintendo Switch, Steam Deck |
| Product Dimensions (L x W x H) | 33.5 x 25.6 x 0.65 cm (13.19 x 10.08 x 0.26 inches) |
| Item Weight | 0.78 Kilograms (Monitor Only) |
For detailed energy efficiency information, please refer to the official EPREL database:
8. Warranty and Support
COOLHOOD products are manufactured to high-quality standards. For any product-related inquiries, technical assistance, or warranty claims, please refer to the contact information provided with your purchase or visit the official COOLHOOD website.
Please note that information regarding spare parts availability and guaranteed software updates is not explicitly provided at the time of this manual's publication.
Always retain your proof of purchase for warranty purposes.




