Introduction
The Sxhlseller Network USB 2.0 Printer Server (Model NP330NB) is designed to enable efficient sharing of USB printers across a network. This device allows multiple users to access a single printer, supports mobile remote printing, and offers convenient file storage capabilities. This manual provides comprehensive instructions for setting up, operating, and maintaining your printer server.
Key Features
- Compact and Portable Design: Features a simple and compact design for easy portability and space saving.
- Efficient Printing Capability: Supports both image and text printing, catering to a wide range of printing needs.
- Multiple Users Sharing: Enables easy sharing of network printing capabilities among multiple users, facilitating seamless teamwork and collaboration.
- Customizable Memory Card Storage: Built-in memory card slot allows for convenient storage of files, supporting memory cards up to 256GB (not included).
- Mobile Remote Printing: Supports remote printing from mobile phones, enabling printing files to the printer anytime and anywhere.
Package Contents
Please verify that all items listed below are included in your package:
- 1 x User Manual
- 1 x Data Cable
- 1 x USB Print Server (Model NP330NB)
- 1 x Power Plug (US Plug)
Video: An unboxing and overview video of the Sxhlseller Network USB 2.0 Printer Server, demonstrating the included components and physical features.
Product Overview

Figure 1: Sxhlseller Network USB 2.0 Printer Server, top-down view showing the network port, USB port, and Type-C power port.

Figure 2: Top view of the Sxhlseller Network USB 2.0 Printer Server, displaying model NP330NB and power requirements.

Figure 3: Side view of the Sxhlseller Network USB 2.0 Printer Server, showing the memory card slot.
Setup Instructions
- Connect Power: Connect the provided data cable to the Type-C power supply port on the printer server and plug the power adapter into an electrical outlet.
- Connect Printer: Connect your USB 2.0 printer to the USB connection port on the printer server using a standard USB cable. Ensure the printer is powered on.
- Connect to Network: Connect an Ethernet cable from your router or network switch to the network cable port on the printer server.
- Install Driver/Software: Depending on your operating system (Windows 7/8/10/11, OS X, Android, Harmony OS), you may need to install specific drivers or software for the print server to be recognized on your network. Refer to the manufacturer's website for the latest drivers and setup utilities.
- Network Configuration: Access the print server's web interface or use the provided utility to configure network settings (e.g., IP address, printer sharing settings). Consult the software documentation for detailed steps.

Figure 4: The printer server connected to a printer and network in an office setting.
Operating Instructions
- Local Network Printing: Once the print server is configured and your printer is recognized on the network, any connected device (computer, laptop) on the same network can add the shared printer and send print jobs.
- Mobile Remote Printing: Utilize the dedicated mobile application (if available) or compatible cloud printing services to send print jobs to your printer server from your smartphone or tablet, regardless of your location.
- Memory Card Storage: Insert a memory card (up to 256GB, not included) into the designated slot for file storage. This feature allows for convenient access and printing of documents stored directly on the card.

Figure 5: Illustrates the print server's capability to connect to and share various types of printers across a network.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the device. Avoid liquid cleaners or abrasive materials.
- Ventilation: Ensure the ventilation slots are not obstructed to prevent overheating.
- Firmware Updates: Periodically check the manufacturer's website for firmware updates to ensure optimal performance and compatibility.
Troubleshooting
- Printer Not Found:
- Verify all cables (power, USB to printer, Ethernet) are securely connected.
- Ensure the printer is powered on and functioning correctly when connected directly to a computer.
- Check the print server's network configuration and ensure it has a valid IP address.
- Restart the print server and the printer.
- Cannot Print Remotely:
- Confirm the print server is connected to the internet.
- Ensure the mobile application or cloud printing service is correctly configured and linked to your print server.
- Check your mobile device's internet connection.
- Slow Printing:
- Check network congestion.
- Ensure the printer server's firmware is up to date.
Specifications
| Item Type | Network USB Printer Server |
| Material | ABS |
| Bluetooth | BT4.0 |
| Printer Support | Printers with Standard USB 2.0 Ports |
| Ports | Type C Power Supply Port, Printer USB Connection Port, Network Cable Port |
| Memory Card Support | Maximum 256GB (not included) |
| Power Supply Voltage | 5V |
| Supported Operating Systems | Windows 7, Windows 8, Windows 10, Windows 11, OS X, Android, Harmony OS |
| Package Dimensions | 3.66 x 3.62 x 2.83 inches |
| Item Weight | 4.9 ounces |
| Model Number | NP330NB |
Warranty and Support
For warranty information and technical support, please refer to the documentation included with your purchase or visit the official Sxhlseller website. Keep your purchase receipt for warranty claims.