NEC Speed WiFi 5G X11 Overview

The NEC Speed WiFi 5G X11 is a portable, high-speed 5G mobile Wi-Fi router designed for seamless internet connectivity on the go.

Supporting 5G, WiMAX 2+, and 4G LTE networks, it provides users with fast and stable internet access suitable for both personal and business use.

Its compact design, long battery life, and multiple device connection capability make it ideal for travel, remote work, or daily mobility.​

Specifications

  • Network support: 5G, WiMAX 2+, 4G LTE

  • Max download speed: Up to 2.7 Gbps (best effort)

  • Typical speed range: 10 Mbps to 60 Mbps in real-world usage

  • Upload speed: Up to 183 Mbps

  • Wi-Fi connections: Supports up to 16 devices simultaneously

  • Battery life: Approximately 15 hours of continuous use

  • Dimensions: 136 x 68 x 14.8 mm

  • Weight: 174 grams

  • Display: 2.4-inch touchscreen

  • Included accessories: Quick Start Guide, carrying case, USB charging is optional (sold separately).​

Key Features

  • Portable and lightweight with a stylish compact form factor

  • Supports ultra-fast 5G connectivity for high bandwidth tasks such as streaming and gaming

  • WiFi 6 compatible for enhanced device connection speeds and efficiency

  • Large battery supports extended usage without frequent recharging

  • User-friendly 2.4-inch touch screen for easy operation and status monitoring

  • Can connect multiple devices simultaneously, suitable for group usage or small teams

  • Compatible with various 5G networks including NSA and SA modes.​

Performance

The NEC Speed WiFi 5G X11 provides solid performance with real-world speeds ranging between 10 and 60 Mbps, depending on location and network conditions.

Its 5G support enables ultra-fast data transfer rates, suitable for HD streaming, video calls, and heavy data usage.

Battery longevity of about 15 hours allows use throughout the day on a single charge, while the device’s capability of connecting up to 16 devices ensures that many users or devices can share the connection effectively.​

NEC Speed WiFi 5G X11 Price

The NEC Speed WiFi 5G X11 is often available through rental services in Japan with a daily rental fee around 610 JPY (about $5.50 USD), with discounts for longer rental periods.

Purchase prices may vary and often require checking with authorized resellers or retailers in specific markets.​

Step-by-Step Setup Guide

  1. Press and hold the power button until the “NEC” logo appears on the display to turn on the device.

  2. Select your preferred language on the touchscreen display.

  3. Follow the on-screen instructions to complete the initial setup wizard, including Wi-Fi network naming and password configuration.

  4. Insert the SIM card if applicable (consult the manual for SIM placement).

  5. Connect your devices by selecting the Wi-Fi network broadcasted by the X11 and entering the password.

  6. Use the touchscreen menu to check connection status, battery level, and data usage.

  7. To power off, hold the power button and confirm shutdown on the screen.​

NEC Speed WiFi 5G X11 Manuals

Official setup guides, user manuals, and notes on usage are available in PDF format from NEC and carrier websites.

These manuals provide detailed instructions on operation, troubleshooting, and maintenance.

For example, the comprehensive setup guide (5.4 MB) and notes on usage can be downloaded for reference.​

Troubleshooting steps for NEC Speed WiFi 5G X11 connection drops

Here are troubleshooting steps for NEC Speed WiFi 5G X11 connection drops:

  1. Check Signal Strength and Location
    Poor signal reception is a common cause of connection drops. Move the X11 router to a location with better 5G/Wi-Fi signal, preferably near a window or higher elevation.

  2. Restart the Device
    Power off the X11, wait 10 seconds, then power it back on. This can clear temporary glitches causing disconnects.

  3. Check Battery Level
    Low battery can cause instability. Fully charge the device or keep it connected to power during use.

  4. Update Firmware
    Check for firmware updates using the device settings or manufacturer website. Installing the latest firmware can fix bugs and improve stability.

  5. Reduce Connected Devices
    Too many devices connected can overload the router. Try disconnecting some devices to see if stability improves.

  6. Reset Network Settings
    On the X11 touchscreen menu, reset network settings to default. Reconfigure Wi-Fi and mobile network settings afterwards.

  7. Verify SIM Card and Network Settings
    Remove and reseat the SIM card. Ensure network mode is set to auto-select 5G/4G depending on coverage.

  8. Check for Interference
    Avoid placing near microwaves, cordless phones, or other Wi-Fi devices that cause radio interference.

  9. Check Carrier Network Status
    Sometimes drops are caused by issues with the mobile network provider in your area. Check carrier outage reports.

  10. Enable/Disable Wi-Fi 6 or 5 GHz Band
    Try switching between 2.4 GHz, 5 GHz, and Wi-Fi 6 compatible settings to find the most stable frequency band.

  11. Factory Reset
    If issues persist, perform a factory reset via the settings menu, then set up fresh.

  12. Contact Support
    If after all steps the drops continue, contact NEC or your carrier support for further assistance.

Following these steps should resolve most common causes of connection drops for the NEC Speed WiFi 5G X11 router.

Conclusion

The NEC Speed WiFi 5G X11 is a versatile and reliable portable router that guarantees fast 5G connectivity with robust battery life and multi-device support.

Its intuitive touchscreen interface and strong performance make it an excellent choice for users needing internet on the move, ensuring stable and speedy access for work or entertainment anywhere in supported areas.

With rental and purchase options, it offers convenient connectivity solutions especially in Japan’s extensive 5G/WiMAX network.

If you need deeper technical details, troubleshooting tips, or comparison with other models, feel free to ask.