1. Introduction
Thank you for purchasing the Inline USB 3.0 Hub. This 4-port SuperSpeed USB 3.0 hub is designed to expand the connectivity of your computer, allowing you to connect multiple USB devices simultaneously. With its external power adapter, it ensures stable power delivery for all connected peripherals. Please read this manual carefully before using the product to ensure proper operation and to maximize its lifespan.
2. Product Overview
2.1 Key Features
- Device Type: Hub - 4 ports
- Ports: 4 x SuperSpeed USB 3.0
- Compliant Standards: USB 3.0 (backward compatible with USB 2.0 and USB 1.1)
- Enclosure Type: Desktop
- Color: Black
- Power: External power adapter included for stable operation
2.2 Package Contents
- Inline USB 3.0 4-Port Hub
- SuperSpeed USB 3.0 Cable
- External Power Adapter
- User Manual (this document)
2.3 Product Diagram

Figure 1: Front View of the USB 3.0 Hub. This image displays the sleek black casing of the hub, highlighting the four SuperSpeed USB 3.0 ports, identifiable by their blue interior, and a small LED indicator light on the top surface.

Figure 2: Rear View of the USB 3.0 Hub. This image shows the back of the hub, featuring the input port for the external power adapter and the upstream USB 3.0 port used to connect the hub to your computer.

Figure 3: Product Packaging. This image displays the Inline USB 3.0 Hub enclosed in its transparent retail packaging, showcasing the product as it would appear when purchased.
3. Setup
- Connect the Power Adapter: Insert the DC plug of the external power adapter into the "DC IN" port on the back of the USB 3.0 Hub. Plug the power adapter into a standard electrical outlet.
- Connect to Computer: Use the provided SuperSpeed USB 3.0 cable. Connect the Type-B end of the cable to the "USB IN" port on the back of the hub. Connect the Type-A end of the cable to an available USB 3.0 port on your computer. For optimal performance, ensure you connect it to a USB 3.0 port on your computer (usually identified by a blue port or a "SS" symbol).
- Driver Installation (Plug & Play): The Inline USB 3.0 Hub is plug-and-play. Your operating system (Windows, macOS, Linux) should automatically detect and install the necessary drivers. No manual driver installation is typically required.
- Verify Connection: Once connected, the LED indicator light on the hub should illuminate, indicating that the hub is powered and ready for use.
Note: While the hub is backward compatible with USB 2.0 and USB 1.1, connecting it to a USB 2.0 port on your computer will limit the data transfer speed to USB 2.0 speeds.
4. Operating Instructions
- Connecting USB Devices: Once the hub is set up and connected to your computer, you can plug your USB devices (e.g., flash drives, external hard drives, keyboards, mice, printers) into any of the four available USB 3.0 ports on the front of the hub.
- Data Transfer: The hub supports SuperSpeed USB 3.0 data transfer rates up to 5 Gbps, which is significantly faster than USB 2.0 (480 Mbps). This allows for quick transfer of large files.
- Power Delivery: The external power adapter ensures that the hub can provide sufficient power to all connected devices, including power-hungry devices like external hard drives, without relying solely on your computer's USB port for power.
- Safe Removal: Always safely eject USB storage devices from your operating system before disconnecting them from the hub to prevent data corruption.
5. Maintenance
- Cleaning: Disconnect the hub from power and your computer before cleaning. Use a soft, dry, lint-free cloth to wipe the surface of the hub. Do not use liquid cleaners, aerosols, or abrasive solvents.
- Storage: When not in use for extended periods, 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 attempt to disassemble or modify the hub, as this will void the warranty and could cause damage.
6. Troubleshooting
Common Issues and Solutions:
- Hub not recognized by computer:
- Ensure the USB cable is securely connected to both the hub and your computer.
- Try connecting the hub to a different USB port on your computer.
- Verify that the power adapter is correctly connected and plugged into a working outlet. Check if the LED indicator on the hub is lit.
- Restart your computer.
- Devices connected to the hub are not working or are unstable:
- Ensure the external power adapter is connected and providing power to the hub. Some power-hungry devices require the hub to be externally powered.
- Try connecting the device directly to your computer's USB port to confirm it functions correctly.
- Disconnect and reconnect the problematic device from the hub.
- If using multiple power-hungry devices, try reducing the number of devices connected to the hub.
- Slow data transfer speeds:
- Ensure the hub is connected to a USB 3.0 port on your computer. USB 3.0 ports are often blue or marked with "SS".
- Verify that the device you are connecting also supports USB 3.0.
- The performance can be affected by the quality of the USB cable used. Ensure you are using the provided SuperSpeed USB 3.0 cable.
7. Specifications
| Feature | Description |
|---|---|
| Product Dimensions | 7.68 x 6.1 x 3.27 inches (19.5 x 15.5 x 8.3 cm) |
| Item Weight | 11 ounces (313 Grams) |
| Model Number | 35394B |
| Brand | Inline |
| Hardware Interface | USB, USB 3.0, USB 2.0, USB 1.1 |
| Number of Ports | 4 |
| Material | Copper |
| Color | Black |
| Power Device | External Power Adapter |
8. Warranty and Support
Inline products are designed for reliability and performance. This product comes with a standard manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms and conditions, or visit the official Inline website for detailed warranty information.
For technical support, troubleshooting assistance, or product inquiries, please contact Inline customer service. Contact information can typically be found on the Inline website or on the product packaging.
Online Resources: For the latest drivers, FAQs, and product information, please visit the official Inline website.





