1. Introduction
Thank you for choosing the UPERFECT UGame J5 2K 144Hz Portable Gaming Monitor. This 16.1-inch portable display is designed to enhance your gaming experience with its high resolution, rapid refresh rate, and vibrant color reproduction. This manual provides essential information for setting up, operating, and maintaining your monitor to ensure optimal performance.

2. Safety Information
- Read all instructions carefully before using the monitor.
- Do not expose the monitor to rain or moisture to prevent fire or shock hazards.
- Do not open the monitor casing. There are no user-serviceable parts inside. Refer all servicing to qualified personnel.
- Place the monitor on a stable, flat surface.
- Avoid placing the monitor in direct sunlight or near heat sources.
- Use only the power adapter provided with the monitor.
- Keep the monitor away from strong magnetic fields.
- Unplug the monitor from the power outlet during lightning storms or when unused for long periods.
3. Package Contents
Please check the box for the following items:
- 1 x UPERFECT Portable Monitor
- 1 x Mini HDMI to HDMI Cable
- 2 x USB-C to USB-C Cable
- 1 x Power Adapter
- 1 x Smart Cover
- 1 x User Manual
4. Product Overview
4.1. Ports and Buttons
Familiarize yourself with the monitor's ports and control buttons for proper connection and operation.

- HDMI Port: For Audio & Video Input.
- Type-C Ports (x2): Full-featured USB Type-C for Audio & Video Input and power delivery.
- 3.5mm AUX Port: For audio output to headphones or external speakers.
- USB OTG (Micro USB-B Port): For connecting peripherals.
- Power Button: To turn the monitor on/off.
- Menu/Navigation Buttons: For accessing and navigating the On-Screen Display (OSD) menu.
5. Setup
5.1. Using the Smart Cover
The included Smart Cover can be folded to act as a stand for the monitor, allowing for various viewing angles.
5.2. VESA Mount Installation
The monitor features four 75x75mm (M4x4mm) VESA holes on the back, allowing it to be mounted on a desktop stand or wall mount (not included). This can help save desk space and improve productivity.

- Ensure the monitor is powered off and disconnected from all cables.
- Carefully remove the Smart Cover if attached.
- Align the VESA mount bracket (purchased separately) with the VESA holes on the back of the monitor.
- Secure the monitor to the mount using M4x4mm screws (typically provided with the VESA mount). Do not overtighten.
6. Connectivity
The UGame J5 monitor offers versatile connectivity options for a wide range of devices.
6.1. Connecting to Mobile Phones (USB 3.1 Support Required)
For phones supporting USB 3.1 (DisplayPort Alternate Mode), you can connect with a single USB-C to USB-C cable for both display and power.
- Samsung: Galaxy S8, S8+, S9, S9+, S10, S10+, S10e, S20, S20+, S20 Ultra, S21, S21+, S21 Ultra, S22, S22+, S22 Ultra, Note 8, Note 9, Note 10.
- Huawei: P50 Pocket/40 Pro/40/30/20/10/9 Series, Mate 60/60Pro/60Pro+ Series, Honor Note 10, Honor Magic V/3/Pro/Pro+/4/4 Pro/4 Ultimate.
- iPhone: 15/15 PLUS/15PRO/15 PRO MAX.
- SONY: Xperia 1 / 1 II/1 III/1 IV/5/5 II/5 III/10 III/Pro/Pro-I.
- OnePlus: 7/7 Pro/8/8 Pro/9/9R/9 Pro.
- OPPO: Find X3 Pro/Reno 10x Zoom/Reno 5G/R17 Pro (OPPO RX17 Pro in Europe).
- LG: V60/V50/V40/V35/V30/V30+/V20 Series, G8/G7/G6/G6+(with Dec 2018 update)*functionality has not been tested*/G5 Series, Q8.
- HTC: 10/U Ultra/U11/U11+/U12+/U19e, Exodus 1.
- ASUS: ROG Phone/Phone II/Phone 3/Phone 5/Phone 5s Series, ZenFone 3 Ultra, ZenFone AR, ZenFone Ares.
- Motorola: Edge+/Edge S (China variant)/Moto G100 (global version for European market)/ Edge 20 Pro/30 Pro(global variant)/X30.
- Xiaomi: Black Shark 2/3/4.
- ZTE: Axon 9 Pro/10 Pro, Nubia Red Magic 6S Pro/7/7 Pro.
- Others: BlackBerry Key2, BQ Aquaris X2, Essential Phone, Fairphone 4, Lenovo Legion Phone Duel/2 Pro/Duel 2, NOKIA 9 PureView, Microsoft Lumia 950/950 XL, HP Elite x3, Razer Phone/Phone 2, Fairphone 4.
*NOTE: If your device is not listed or does not support USB 3.1 video output, please use an iOS/Android to HDMI Adapter for connecting.
6.2. Connecting to Laptops (Thunderbolt 3 or USB 3.1 Support Required)
For laptops with Thunderbolt 3 or USB 3.1 (DisplayPort Alternate Mode) enabled USB-C ports, a single USB-C to USB-C cable can provide both display and power.
- Apple: MacBook Pro (Late 2016) and newer, MacBook Air (Late 2018) and newer.
- Huawei: MateBook D/X/X Pro/E/13, MagicBook.
- ASUS: ZenBook, U4100UN, U5100UQ, ROG Series.
- HP: EliteBook Folio G1, Spectre 13, Zbook Studio.
- Dell: G3/G5/G7 Series, Inspiron 5000/7000 Series, XPS12/13/15.
- Lenovo: Thinkpad E580/T470/T470s/T480/T480s/X1 Carbon (2017-2019).
- MIUI: Air 12.5"/133.3", Pro 15.6", MI Game NoteBook.
- Google: ChromeBook Pixels.
- Razer: Blade Stealth Series (All).
- Microsoft: Surface Book 2.
- Others: Acer Swift 5, MSI GS60 6QE, Gigabyte Aero 15x/15 x9/15 y9.
*NOTE: If your laptop does not support Thunderbolt 3 or USB 3.1 video output via Type-C, please use the mini HDMI cable for video input and a USB-C cable for power.
6.3. Connecting to Gaming Consoles (PS4, PS5, Xbox, Switch, Steam Deck)
Connect your gaming console using the Mini HDMI to HDMI cable for video and audio. Ensure the monitor is also powered via one of the USB-C ports using the provided power adapter.
- Connect the Mini HDMI end to the monitor and the HDMI end to your console.
- Connect the power adapter to one of the monitor's USB-C ports and to a power outlet.
7. Operating Instructions
7.1. Power On/Off
Press the Power Button to turn the monitor on or off.
7.2. On-Screen Display (OSD) Menu
Use the Menu/Navigation buttons to access and adjust monitor settings such as brightness, contrast, color modes, input source, and more.
7.3. Key Features
- 2K Resolution (2560x1440): Enjoy sharp and detailed visuals, with pixels twice that of Full HD.

Figure 4: 2K vs 1080P Resolution Comparison - 144Hz Refresh Rate: Experience ultra-smooth motion, ideal for fast-paced gaming, reducing motion blur and lag.

Figure 5: Smooth 144Hz Refresh Rate in action - 9ms Response Time: Ensures clear images without ghosting or dragging, crucial for graphics-intensive games and action content.

Figure 6: Fast 9ms Response Time - 100% sRGB Color Gamut (1.06 Billion Colors): Delivers vibrant and accurate colors for an immersive visual experience.

Figure 7: Immersive Color Display - HDR Support: Enhances contrast and color for a more dynamic image.
- AMD FreeSync: Provides tear-free and stutter-free gaming with compatible graphics cards.
- Built-in Speakers: Two 8Ω 1W speakers provide audio output.
- Narrow-Edge Design: Minimizes bezel interference for a more immersive viewing experience.

Figure 8: Narrow-Edge Display
8. Maintenance
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, dampen the cloth slightly with water or a screen-cleaning solution. Do not spray liquid directly onto the screen.
- Cleaning the Casing: Use a soft, dry cloth to wipe the monitor casing. Avoid using abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the monitor in a cool, dry place, preferably in its original packaging or with the Smart Cover for protection.
- Avoid Extreme Conditions: Do not expose the monitor to extreme temperatures, humidity, or dusty environments.
9. Troubleshooting
- Issue: Screen signal is poor or flickers.
- Ensure you are using the power adapter that came with the monitor. Other adapters may provide insufficient voltage.
- If using an HDMI connection, try swapping the HDMI cable to test if the cable is faulty.
- Issue: No display when connected via Type-C.
- Check if the Type-C port on your PC/Laptop whether it supports audio and video signal transmission (Thunderbolt 3 or DisplayPort Alternate Mode). If not, you will need a "Type-C to HDMI" adapter for signal transmission.
- If "No Signal" or "Power Saving Mode" appears, try switching the USB-C cable head to the other side and reconnecting the monitor.
- Issue: Monitor enters power save mode automatically.
- The monitor turns on in the default power save mode. Note that there is no save function in sleep mode; you need to close it manually if you wish to disable power save.
- Issue: No touchscreen functionality.
- This portable monitor does not have touchscreen functionality.
- Issue: Monitor does not charge.
- The portable monitor has no built-in battery and cannot be charged. It requires continuous power supply via the power adapter or a compatible USB-C connection.
10. User Tips
- Audio Output: The monitor has built-in speakers. For private listening, connect headphones to the 3.5mm AUX port.
- Optimal Viewing: Utilize the Smart Cover or a VESA mount to position the monitor at an ergonomic viewing angle for extended use.
- Cable Management: Keep cables tidy to prevent damage and maintain a clean setup, especially when using multiple devices.
11. Specifications
| Feature | Specification |
|---|---|
| Brand | UPERFECT |
| Series | UGame |
| Model | J5 (SKU: M161J05) |
| Item | 16.1 Inch Portable Monitor |
| Display Size | 16.1 inch (Viewable Area: 355.43(W)×199.93(H) mm) |
| Resolution | 2560 × 1440 (2K) |
| Refresh Rate | 144 Hz |
| Response Time | 9ms (Black and White Response Time: 10 ms) |
| Panel Type | IPS |
| Display Ratio | 16:10 |
| Viewing Angle | 178° (Horizontal), 80° (Vertical) |
| Contrast Ratio | 1000:1 (Typical), 1100:1 (Dynamic) |
| Brightness | 300 cd/㎡ |
| Color Gamut | 100% sRGB |
| Color Depth | 1.06 Billion (8-bit) |
| Screen Surface | MATT |
| Screen Curvature | None |
| High-Dynamic Range (HDR) | YES (Other) |
| Refresh Rate Sync Technology | AMD FreeSync |
| Built-in Speakers | Yes, 2 speakers 8Ω 1W |
| Interface | 2 × Full-Featured USB Type-C, 1 × Mini HDMI, 1 × 3.5mm AUX, 1 × USB OTG (Micro USB-B Port) |
| Material | Plastic |
| Rated Power | 13W |
| Bracket Type | Ordinary Bracket |
| VESA Mount | Yes, 75*75MM |
| Cover Case | Yes, Foldable Back Cover Case |
| Certifications | CE, FCC, RoHS, UL, PSE, WEEE |

12. Warranty and Support
For warranty information, technical support, or service inquiries, please contact UPERFECT customer service through their official channels. Keep your purchase receipt as proof of purchase for warranty claims.





