Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your IVIIN USB 3.0 4-Port Data Hub (Model UA043). Please read these instructions carefully before using the device to ensure optimal performance and longevity.
The IVIIN USB 3.0 4-Port Data Hub is designed to expand the USB connectivity of your device, offering four additional USB 3.0 ports for data transmission. It is not designed for charging devices.
Product Overview
The IVIIN USB 3.0 4-Port Data Hub provides a convenient solution for connecting multiple USB peripherals to your computer or compatible device. Its compact design and high-speed data transfer capabilities make it suitable for various applications.

Image: The IVIIN USB 3.0 4-Port Data Hub, showing its four USB 3.0 ports and compact form factor. Each port is clearly visible, indicating where devices can be connected.
Key Features:
- 4 USB 3.0 Ports: Expands your device's USB connectivity with four additional ports.
- High-Speed Data Transfer: Supports data transfer speeds up to 5Gbps (USB 3.0), and is backward compatible with USB 2.0 (480Mbps) and USB 1.1 (12Mbps).
- Durable Design: Features a high-quality casing for enhanced durability and efficient heat dissipation, preventing overheating during extended use.
- Wide Compatibility: Compatible with a broad range of devices and operating systems, including Windows, Mac OS, and Linux.
- Plug and Play: No drivers required for installation; simply connect and use.
- Compact and Portable: Ultra-thin design (1cm body) for easy transport and minimal desk space usage.
Important Note: This device is designed exclusively for data transmission and does not support charging functions for connected devices.
Setup Instructions
- Unpack the Hub: Carefully remove the IVIIN USB 3.0 4-Port Data Hub from its packaging.
- Connect to Host Device: Plug the USB-A connector of the hub into an available USB 3.0 port on your computer, laptop, console, or other compatible host device.

Image: A hand plugging the IVIIN USB 3.0 Data Hub into the USB port of a laptop, illustrating the simple plug-and-play connection.
- Automatic Recognition: The hub is plug-and-play, meaning your operating system (Windows, Mac OS, Linux) should automatically detect and install any necessary drivers. No manual driver installation is typically required.
- Connect Peripherals: Once the hub is recognized, you can connect your USB peripherals (e.g., flash drives, mouse, keyboard, printer) into the available USB 3.0 ports on the hub.
Operating Instructions
Using the IVIIN USB 3.0 4-Port Data Hub is straightforward:
- Data Transfer: Connect USB storage devices such as flash drives or external hard drives to any of the four USB 3.0 ports on the hub. You can then access and transfer files at speeds up to 5Gbps.

Image: The IVIIN USB 3.0 Hub connected to a laptop, with an external hard drive and a USB flash drive plugged into the hub, demonstrating its use for data transmission.
- Peripheral Connection: Connect USB-enabled peripherals like keyboards, mice, printers, or cameras to the hub. These devices will function as if directly connected to your host device.
- Simultaneous Use: All four ports can be used simultaneously for data transfer or connecting peripherals without significant performance degradation, thanks to USB 3.0's high bandwidth.
Compatibility:
The hub is compatible with a wide range of devices and operating systems:
- Operating Systems: Windows, Mac OS, ChromeOS, Linux.
- Devices: Laptops, Desktop PCs, Xbox, PlayStation (PS4, PS5), Flash Drives, Printers, Mice, Card Readers, Hard Drives, Cell Phone OTG Adapters, Keyboards, Cameras, Consoles.

Image: A visual representation of the IVIIN USB 3.0 Hub's wide compatibility, showing various devices like laptops, computers, printers, gaming consoles (PS4, PS5), and operating systems (Mac OS, Windows, Linux) that can be used with the hub.
Maintenance
To ensure the longevity and optimal performance of your IVIIN USB 3.0 4-Port Data Hub, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the exterior of the hub. Avoid using liquid cleaners, solvents, or abrasive materials, as these can damage the casing.
- Storage: When not in use, store the hub in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the hub or subjecting it to strong impacts. Do not pull on the cable to disconnect the hub; always grasp the plug.
- Heat Dissipation: The hub is designed with efficient heat dissipation. Ensure it is not covered or placed in an enclosed space that could obstruct airflow during operation.

Image: A diagram illustrating the heat dissipation design of the IVIIN USB 3.0 Hub, highlighting how its high-quality casing helps prevent overheating during prolonged use.
Troubleshooting
If you encounter issues with your IVIIN USB 3.0 4-Port Data Hub, please refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Hub is not recognized by the computer. | Loose connection, faulty USB port on host device, or incompatible operating system. |
|
| Connected devices are not working or disconnecting. | Loose connection, power issue (for high-power devices), or device driver issue. |
|
| Slow data transfer speeds. | Connected to a USB 2.0 port, or the connected device is USB 2.0. |
|
| Hub feels warm during use. | Normal operation, or obstructed airflow. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Number | UA043 |
| Brand | IVIIN |
| Hardware Interface | USB 3.0 |
| Number of Ports | 4 |
| Data Transfer Speed | Up to 5Gbps (USB 3.0) |
| Special Feature | Plug and Play |
| Product Dimensions | 1 x 2 x 1 inches (approximately) |
| Item Weight | 2.46 ounces |
| Color (Current Variant) | Blue |
| Compatible Devices | Desktops, Keyboards, Laptops, Mouse, Tablets, Gaming Consoles, Printers |
| Power Supply | Bus-powered (no external power adapter required) |
| Charging Functionality | Not supported (data transmission only) |
Warranty and Support
Specific warranty details and direct support contact information are not provided within this manual. For warranty claims, technical assistance, or further inquiries, please refer to the product packaging or contact the retailer where the product was purchased. You may also visit the official IVIIN brand website for potential support resources.