atolla CH-207U3
atolla Powered USB Hub 3.0 User Manual
Model: CH-207U3
Introduction
Thank you for choosing the atolla Powered USB Hub 3.0. This 7-port USB 3.0 data hub, featuring one smart charging port and individual on/off switches, is designed to expand your device connectivity and streamline your workspace. It provides SuperSpeed data syncing up to 5Gbps and efficient charging for your mobile devices. This manual will guide you through the setup, operation, and maintenance of your new USB hub.

Image: The Atolla 7-Port USB 3.0 Hub, showcasing its sleek black design, multiple illuminated USB ports, individual power buttons, and the included 5V/4A power adapter. A USB-A cable is also visible, connecting the hub to a host device.
Package Contents
Please ensure all items are present in your package:
- atolla 7-port USB 3.0 Hub (with 100cm USB hub cord)
- 5V/4A Power Adapter (with 120cm electrical cord)
- Quick Setup Guide (this manual)
Setup
Follow these steps to set up your atolla USB Hub:
- Connect the Power Adapter: Plug the included 5V/4A power adapter into the DC IN port on the back of the atolla USB hub. Then, plug the power adapter into a standard wall outlet. This provides stable power for all connected devices, especially power-hungry ones like external hard drives.
- Connect to Your Computer: Plug the USB 3.0 cable attached to the atolla hub into an available USB 3.0 port on your computer (laptop, desktop, Mac, etc.).
- System Recognition: Your operating system (Windows, Mac OS, Linux) will automatically detect and install the necessary drivers. The hub is plug-and-play, requiring no manual driver installation.
- Ready for Use: Once recognized, the blue LED indicators on the hub will light up when ports are activated, and the hub is ready to connect your USB devices.

Image: The Atolla USB 3.0 Hub in use, connected to a laptop. Multiple USB devices, including flash drives, an external hard drive, and a smartphone (charging), are plugged into the hub, demonstrating its expanded connectivity.
Operating Instructions
Connecting Devices
You can connect a wide range of USB devices to the atolla hub, including keyboards, mice, printers, external hard drives, USB flash drives, and more.
- Simply plug your USB device into any of the 7 available USB 3.0 data ports.
- The hub supports SuperSpeed USB 3.0, providing data transfer rates up to 5Gbps.

Image: A visual representation of the Atolla USB 3.0 Hub's ports, highlighting the seven USB 3.0 data ports and one dedicated smart charging port. Icons illustrate various compatible devices such as keyboards, PCs, mice, headsets, U-disks, and game machines.
Individual On/Off Switches
Each of the 7 data ports is equipped with an individual on/off switch, allowing you to control power to specific devices without unplugging them.
- To turn a port ON: Simply press the power button located above the desired USB port. The blue LED indicator for that port will illuminate.
- To turn a port OFF: Press and hold the power button for approximately 2 seconds. The blue LED indicator will turn off.

Image: A hand demonstrating the use of the individual on/off switches on the Atolla USB 3.0 Hub. One port is shown illuminated, indicating it is active, while others are off.
Smart Charging Port
The dedicated smart charging port (located at one end of the hub) is designed to charge your smartphones, tablets, and other USB-powered devices faster and safer. It can provide charging power up to 2.4A when connected to the 5V/4A power adapter.
- This port is for charging only and does not support data transfer.
- Connect your device's charging cable to this port for optimal charging speed.
Compatibility
The atolla USB Hub offers maximum compatibility and performance across various operating systems:
- Windows 10, 8.1, 8, 7, Vista, XP
- Mac OS X (10.x or above)
- Linux
It is fully plug and play, requiring no additional drivers, and supports hot swapping (connecting or disconnecting devices while the system is running).

Image: Icons representing the operating systems compatible with the Atolla USB 3.0 Hub: Windows, Mac OS, and Linux.
Maintenance
To ensure the longevity and optimal performance of your atolla USB Hub, please follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the surface of the hub. Avoid using liquid cleaners or abrasive materials, as they may damage the finish or internal components.
- 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 the unit, as this will void the warranty.
- Cable Management: Ensure cables are not excessively bent or tangled, which can lead to damage over time.
Troubleshooting
If you encounter any issues with your atolla USB Hub, please refer to the following common solutions:
| Problem | Possible Solution |
|---|---|
| Device not recognized or unstable connection. |
|
| Slow data transfer speeds. |
|
| Smart charging port not charging or charging slowly. |
|
If the problem persists after trying these solutions, please contact atolla customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Number | CH-207U3 |
| Brand | atolla |
| Product Dimensions | 6.3 x 1.77 x 0.91 inches |
| Item Weight | 10.8 ounces |
| Color | black |
| Hardware Interface | USB |
| Special Feature | Play, Plug, Powered |
| Compatible Devices | Keyboards, Laptops, Mouse, Printers, Smartphones, Tablets |
| Manufacturer | bauihr |

Image: A diagram illustrating the physical dimensions of the Atolla USB 3.0 Hub, showing its length (16cm), width (4.5cm), and height (2.3cm).
Warranty and Support
Your atolla USB Hub is guaranteed by a bauihr 18-Month Warranty from the date of purchase. This warranty covers manufacturing defects and ensures reliable performance under normal use.
For warranty claims, technical support, or any questions regarding your product, please contact atolla customer support through the retailer's platform or the official atolla website. Please have your purchase receipt and product model number (CH-207U3) ready when contacting support.
For more information, visit the official atolla Store.
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