1. Introduction
Thank you for choosing the TOTU 8-in-1 USB C Hub. This multi-functional hub expands the connectivity of your USB-C enabled laptop or device, providing essential ports for display output, data transfer, network connection, and power delivery. Please read this manual carefully to ensure proper setup and operation.
2. Product Overview
The TOTU 8-in-1 USB C Hub integrates multiple ports into a compact design. Familiarize yourself with the available ports:
- 1 x HDMI Port: Supports up to 4K resolution at 30Hz for external displays.
- 1 x RJ45 Gigabit Ethernet Port: Provides stable wired network connection up to 1000Mbps.
- 1 x USB-C Power Delivery Port: Supports up to 100W power input for charging your host device.
- 2 x USB 3.0 Ports: Offers data transfer speeds up to 5Gbps for connecting peripherals.
- 1 x USB 2.0 Port: For connecting standard USB devices like keyboards or mice.
- 1 x SD Card Reader: Supports SD, SDHC, SDXC cards with speeds up to 104Mb/s.
- 1 x TF Card Reader: Supports Micro SD, Micro SDHC, Micro SDXC cards with speeds up to 104Mb/s.

Image: Front and side view of the TOTU 8-in-1 USB C Hub, highlighting each port and its function.

Image: Exploded view of the hub, illustrating its transparent tempered glass top and zinc alloy aluminum shell.
3. Setup Instructions
- Check Device Compatibility: Before connecting, ensure your laptop or device's USB-C port supports DisplayPort Alternate Mode (Alt Mode) and Power Delivery (PD). Without these features, the HDMI output and power delivery functions of the hub will not work. Refer to your device's specifications or manufacturer for confirmation.
- Connect the Hub to Your Device: Plug the USB-C connector of the hub directly into an available USB-C port on your laptop or compatible device.
- Connect Power (Optional but Recommended): For stable operation and to charge your laptop, connect your laptop's original USB-C power adapter to the USB-C Power Delivery port on the hub. The hub supports up to 100W power input.
- Connect Peripherals: Once the hub is connected, you can plug in your HDMI monitor, Ethernet cable, USB devices, and SD/TF cards into their respective ports on the hub.

Image: A visual guide indicating which USB-C port types support the hub's full functionality (Thunderbolt 3, USB-C + Power Delivery + DisplayPort Alt Mode, USB-C + DisplayPort Alt Mode).

Image: The hub connected to a laptop, demonstrating the 100W Power Delivery input and output.
4. Operating Instructions
4.1 HDMI Video Output
The HDMI port allows you to connect an external monitor, TV, or projector to your device, supporting resolutions up to 4K@30Hz.
- Mirror Mode: Duplicates your laptop's screen onto the external display.
- Extend Mode: Extends your desktop across multiple screens, allowing for increased workspace.
To configure display settings, navigate to your operating system's display preferences (e.g., System Preferences > Displays on macOS, or Display Settings on Windows).

Image: Demonstrates a laptop connected to an external 4K@30Hz monitor, showing both Mirror Mode and Extend Mode functionality.
4.2 USB Data Transfer
The hub features two USB 3.0 ports and one USB 2.0 port for connecting various USB peripherals.
- USB 3.0 Ports: Ideal for high-speed data transfer devices like external hard drives, SSDs, or flash drives, offering speeds up to 5Gbps. These ports are backward compatible with USB 2.0 devices.
- USB 2.0 Port: Suitable for connecting devices that do not require high data transfer rates, such as keyboards, mice, or printers.

Image: The hub showcasing its USB 3.0 ports, illustrating data transfer speeds of up to 5Gbps compared to USB 2.0's 480Mbps.
4.3 Ethernet Connection
The RJ45 Gigabit Ethernet port provides a reliable and fast wired internet connection, automatically adapting to 10/100/1000Mbps network speeds. Simply connect an Ethernet cable from your router or modem to this port on the hub.

Image: The hub connected to an Ethernet cable, indicating support for 1000Mbps network speeds.
4.4 SD/TF Card Reader
The integrated SD and TF (Micro SD) card readers allow for quick access to photos and files from memory cards, with data transfer speeds up to 104Mb/s. Insert the card into the corresponding slot until it clicks into place.

Image: The hub with an SD card and a TF card inserted into their respective slots, highlighting the 104Mb/s transfer speed.
5. Compatibility
The TOTU 8-in-1 USB C Hub is designed for devices with a USB-C port that supports DisplayPort Alternate Mode and Power Delivery. Compatible operating systems include:
- macOS (M1 Macs, MacBook/MacBook Pro 2016 or above, MacBook Air 2018 or above)
- Windows (Windows 11 and earlier versions)
- Chrome OS (ChromeOS 137 and above, Google Chromebook Pixel)
- Linux
- Other Type C laptops and select smartphones (e.g., Huawei MateBook/MateBook Pro, Dell, Surface Book 2/Pro 7/Go, HP, Samsung S10/S10Plus/S9/S9 Plus/Note 10/Note 9, Huawei new version phones) that support Display Alt Mode and Power Delivery.
6. Troubleshooting
- No Display Output:
- Ensure your device's USB-C port supports DisplayPort Alt Mode.
- Check the HDMI cable connection between the hub and the monitor.
- Verify the monitor's input source is set correctly to HDMI.
- Try restarting your laptop or device.
- No Power Delivery/Charging:
- Confirm your device's USB-C port supports Power Delivery.
- Ensure your power adapter is connected to the hub's PD port and is functioning correctly.
- Use your laptop's original power adapter for optimal charging.
- USB Devices Not Recognized:
- Reconnect the USB device to a different port on the hub.
- Ensure the hub is securely connected to your laptop.
- Some high-power USB devices may require external power if the hub's PD port is not connected or providing sufficient power.
- Slow Ethernet Speed:
- Check the Ethernet cable for damage and ensure it is securely connected.
- Verify your network settings on your operating system.
- Ensure your router/modem supports Gigabit Ethernet speeds.
- SD/TF Card Not Detected:
- Ensure the card is fully inserted into the correct slot.
- Try the card in a different slot or directly in a compatible device to rule out card issues.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | YL-HB115 |
| Brand | TOTU |
| HDMI Output | 4K@30Hz |
| Ethernet Port | RJ45 Gigabit (10/100/1000Mbps) |
| USB-C PD Port | Up to 100W Power Input |
| USB 3.0 Ports | 2 ports, up to 5Gbps data transfer |
| USB 2.0 Port | 1 port |
| SD/TF Card Reader | Up to 104Mb/s data transfer |
| Material | Aluminum enclosure, transparent tempered glass |
| Weight | 0.21 Kilograms |
| Dimensions | Approximately 5.3in (length) x 1.4in (width) - Refer to product images for visual scale. |
8. Maintenance
- Keep the hub clean and free from dust. Use a soft, dry cloth for cleaning.
- Avoid exposing the hub to extreme temperatures, humidity, or direct sunlight.
- Do not attempt to disassemble or repair the hub yourself. This may void the warranty.
- Store the hub in a safe place when not in use to prevent damage.
9. Warranty and Support
This TOTU 8-in-1 USB C Hub comes with a 12-month warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.
For technical support, warranty claims, or any questions regarding your product, please contact TOTU customer service through the retailer's platform where you purchased the product or visit the official TOTU website for contact information.