1. Introduction
This manual provides essential instructions for the proper setup, operation, and maintenance of your EZGHAR Ultralink Pocket Portable WiFi Router (Model ZZZ775). Please read this manual thoroughly before using the device to ensure optimal performance and safety.
The Ultralink Pocket is designed to provide portable internet access, allowing multiple devices to connect to a high-speed network via a cellular SIM card.
2. 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.
- Use only the provided charging cable and a compatible power adapter.
- Keep the device away from water and other liquids.
- Ensure proper ventilation when in use to prevent overheating.
3. Package Contents
Verify that all items are present in your package:
- 1x EZGHAR Ultralink Pocket Portable WiFi Router
- 1x User Manual
- 1x Charging Cable (USB)
- 1x Storage Box / Bag

Image: Contents of the EZGHAR Ultralink Pocket package, including the router, USB charging cable, and a grey storage bag.
4. Product Overview
The Ultralink Pocket router is a compact and portable device designed for on-the-go internet access. It supports 4G LTE and 3G UMTS WCDMA networks, providing high-speed connectivity for up to 10 users simultaneously.
Key Features:
- Portable Design: Small and lightweight for easy carrying during travel or daily use.
- High-Speed Connectivity: Supports 4G LTE (B1/B3/B5/B40) and 3G UMTS WCDMA (B1/B3) with peak download speeds of 150Mbps and upload speeds of 50Mbps.
- Wi-Fi Sharing: Connects up to 10 devices via 802.11 b/g/n Wi-Fi.
- Long Battery Life: Equipped with a 3650mAh lithium battery, offering over 50 hours of standby time and up to 8 hours of continuous operation.
- Built-in Antenna: For reliable signal reception.

Image: A close-up of the Ultralink Pocket router, highlighting its compact design and front panel with indicators for battery, Wi-Fi, and signal strength, along with the power button.
5. Setup Guide
Follow these steps to set up your Ultralink Pocket router for the first time:
5.1. Insert SIM Card
The Ultralink Pocket requires a compatible SIM card for internet access. Ensure the device is powered off before inserting or removing the SIM card.
- Open the Back Cover: Gently slide or pry open the back cover of the router.
- Insert SIM Card: Locate the SIM card slot. Insert your activated SIM card correctly into the slot, ensuring the gold contacts face downwards and the notched corner aligns with the slot's orientation.
- Insert Battery: Place the provided lithium battery into its compartment, ensuring the contacts align.
- Close Back Cover: Replace the back cover until it clicks securely into place.

Image: A visual guide demonstrating how to open the back cover, correctly insert a SIM card, place the battery, and connect to the network using a smartphone.
5.2. Power On
Press and hold the power button (usually located on the front panel) for a few seconds until the indicator lights illuminate.
5.3. Connect to Wi-Fi
- Scan for Networks: On your device (smartphone, laptop, tablet), go to Wi-Fi settings and scan for available networks.
- Select Network: Look for a network name (SSID) that matches your Ultralink Pocket router. The default SSID and password are typically found on a sticker inside the battery compartment or on the device packaging.
- Enter Password: Input the Wi-Fi password (security key) when prompted.
- Connect: Your device should now be connected to the internet via the Ultralink Pocket router.
6. Operating Instructions
6.1. Indicator Lights
The router features indicator lights to show its status:
- Battery Indicator: Shows the current battery level.
- Wi-Fi Indicator: Lit when Wi-Fi is active and broadcasting.
- Signal Strength Indicator: Displays the strength of the cellular network signal. More bars indicate a stronger signal.
6.2. Charging the Device
Connect the provided USB charging cable to the router's charging port and plug the other end into a USB power adapter or a computer's USB port. The battery indicator will show charging status.

Image: An illustration depicting the Ultralink Pocket router being charged, emphasizing its high performance and extended use time with a 2100mAh battery.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the device. Do not use liquid cleaners or aerosols.
- Storage: When not in use for extended periods, store the device in a cool, dry place. Charge the battery periodically to maintain its health.
- Battery Care: Avoid fully discharging the battery frequently. For optimal battery longevity, keep the charge between 20% and 80%.
8. Troubleshooting
If you encounter issues with your Ultralink Pocket router, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Internet Connection |
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| Cannot Connect to Wi-Fi |
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| Slow Internet Speed |
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| Device Not Powering On |
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9. Specifications
| Feature | Detail |
|---|---|
| Model Number | ZZZ775 |
| 4G LTE Bands | B1/B3/B5/B40 |
| 3G UMTS WCDMA Bands | B1/B3 |
| Peak Rate (Download) | 150Mbps |
| Peak Rate (Upload) | 50Mbps |
| Wi-Fi Standard | 802.11 b/g/n |
| Max Wi-Fi Users | 10 |
| Battery Capacity | 3650mAh Lithium Battery |
| Standby Time | >50 hours |
| Continuous Work Time | Up to 8 hours |
| Input Voltage | 100V~240V |
| Output Voltage | 5V DC ±10% |
| Output Current | 1.0A |
| Dimensions | 98mm x 59mm x 14.8mm |
| Weight | 110g |
| Operating System | ZyNOS |
| Special Feature | Internet Security |

Image: A diagram illustrating the physical dimensions (length, width, thickness) of the Ultralink Pocket router in millimeters.
10. Warranty and Support
The EZGHAR Ultralink Pocket Portable WiFi Router comes with a standard manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact EZGHAR customer service through the retailer where you purchased the product or visit the official EZGHAR website for contact information.
Important Note: Keep your purchase receipt as proof of purchase for warranty purposes.