XTRONS 4G LTE USB Dongle
XTRONS 4G LTE USB Dongle Wireless Wi-Fi Modem Stick User Manual
Model: 4G LTE USB Dongle
Introduction
This manual provides comprehensive instructions for the setup, operation, and maintenance of your XTRONS 4G LTE USB Dongle. This device functions as both a 4G USB Modem and a portable Wi-Fi Router, designed to provide high-speed internet access for various devices, including XTRONS Android Car Stereos, laptops, UMPCs, and MID devices.
Important Note: This dongle supports USA Mini-SIM cards ONLY. A SIM card is not included and must be purchased separately.
Safety Information
- Do not expose the device to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the device to strong impacts.
- Do not attempt to disassemble or modify the device. This will void the warranty.
- Keep the device away from water and other liquids.
- Ensure proper ventilation when in use to prevent overheating.
What's in the Box
- 1 x XTRONS 4G LTE USB Dongle

Image: The XTRONS 4G LTE USB Dongle, a white rectangular device with a USB-A connector, shown with its protective cap removed. The device has "LTE 4G" printed on it and an indicator light.
Product Overview
The XTRONS 4G LTE USB Dongle is a compact and versatile device designed for mobile internet connectivity. It features a standard USB-A connector for easy plug-and-play functionality with compatible devices.

Image: A stylized image of the XTRONS 4G LTE USB Dongle with "4G LTE USB Dongle Wireless Wi-Fi Modem Stick" text, highlighting its primary functions.

Image: A close-up view of the XTRONS 4G LTE USB Dongle, showing the "LTE 4G" branding and the signal indicator light.

Image: The back of the XTRONS 4G LTE USB Dongle, displaying default Wi-Fi SSID, Wi-Fi Key, Router IP, and Login Password information, along with DL/UL speeds.
Setup
1. Inserting the SIM Card
The XTRONS 4G LTE USB Dongle requires a Mini-SIM card (25mm x 15mm) for 4G connectivity. Ensure the SIM card is active and has a data plan.
- Locate the SIM card slot on the side of the dongle.
- Carefully insert the Mini-SIM card into the slot with the gold contacts facing down and the notched corner aligned correctly. Push until it clicks into place.
- Ensure the SIM card is fully seated and does not protrude.

Image: A diagram illustrating the correct size of a Mini-SIM card (25mm x 15mm) and how to insert it into the dongle's SIM card slot. It also shows Micro-SIM and Nano-SIM for comparison, emphasizing that only Mini-SIM is supported.

Image: A detailed view of the SIM card slot on the XTRONS 4G LTE USB Dongle, indicating where the SIM card should be inserted.
2. Connecting the Dongle
Once the SIM card is inserted, connect the dongle to a compatible USB port on your device.
- For XTRONS Android Car Stereos: Plug the dongle into an available USB port on your car stereo. The system should automatically detect the device and initiate the connection.
- For Laptops/UMPCs/MID Devices: Plug the dongle into an available USB port. The device is "Free Drive," meaning it should install necessary drivers automatically without manual setup.

Image: The XTRONS 4G LTE USB Dongle shown connected to an XTRONS car stereo, and wirelessly providing internet to a smartphone, laptop, tablet, portable gaming device, and desktop computer, illustrating its versatility.
Operating Instructions
As a 4G USB Modem
When connected to a compatible device, the dongle acts as a 4G modem, providing direct internet access to that device. The indicator light on the dongle will show its connection status (e.g., solid blue for connected, blinking for activity).
- High Speed Data Rate: Enjoy downlink speeds of up to 100Mbps and uplink speeds of up to 50Mbps.
- Automatic Connection: After inserting the SIM card and connecting the dongle, it should automatically establish a 4G connection.

Image: A graphic illustrating the high-speed data rates (100Mbps downlink, 50Mbps uplink) and key features of the XTRONS 4G LTE USB Dongle, including its dual function as a modem and Wi-Fi router, and its "Free Drive" capability.
As a USB Wi-Fi Router
The dongle also functions as a portable Wi-Fi hotspot, allowing multiple devices to connect wirelessly to the internet via its 4G connection.
- Wi-Fi Network Name (SSID): The default SSID is typically "4GWifiXXXX" (where XXXX are the last four digits of the dongle's MAC address or a unique identifier).
- Wi-Fi Password (WIFIKEY): The default password is "12345678". This information is usually printed on the back of the dongle.
- Router IP: The default IP address for accessing the dongle's web interface (if available) is "192.168.43.1".
- Login Password: The default login password for the web interface is "admin".
- Connecting Devices: On your Wi-Fi enabled device (smartphone, tablet, laptop), search for available Wi-Fi networks, select the dongle's SSID, and enter the WIFIKEY to connect.
After connecting the dongle, all passengers in a vehicle or users in a small area can enjoy internet access anytime, anywhere.
Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| No internet connection / "No SIM card detected" |
|
| Frequent disconnections / Unreliable signal |
|
| Cannot connect to Wi-Fi network |
|
| Dongle not recognized by device |
|
Specifications
| Feature | Detail |
|---|---|
| Brand | XTRONS |
| Model | 4G LTE USB Dongle |
| Connectivity Technology | USB |
| Network Compatibility | 3G, 4G LTE, Wi-Fi |
| Downlink Speed | Up to 100Mbps |
| Uplink Speed | Up to 50Mbps |
| SIM Card Type Supported | Mini-SIM (25mm x 15mm) - USA SIM cards ONLY |
| Compatible Devices | XTRONS Android Car Stereos, Laptops, UMPC, MID devices |
| Dimensions (L x W x H) | 95mm x 34mm x 11mm (approx. 3.74 x 1.34 x 0.43 inches) |
| Item Weight | 1.76 ounces (approx. 50g) |
| Default Wi-Fi SSID | 4GWifiXXXX |
| Default Wi-Fi Key | 12345678 |
| Default Router IP | 192.168.43.1 |
| Default Login Password | admin |

Image: A detailed diagram showing the physical dimensions (95mm length, 34mm width, 11mm height) of the XTRONS 4G LTE USB Dongle, along with key specifications like WLAN standard, SSID format, and size.
Maintenance
- Keep the device clean by wiping it with a soft, dry cloth. Do not use liquid cleaners.
- Store the dongle in a cool, dry place when not in use.
- Protect the USB connector from dust and damage by keeping the cap on when not connected.
Warranty and Support
XTRONS products are designed for reliability and performance. For warranty information and technical support, please refer to the official XTRONS website or contact their customer service directly. Please have your product model and purchase details ready when seeking support.
For further assistance, visit the XTRONS Store on Amazon.
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