Ensure Minimum Speed / Bandwidth Requirements - 4G LTE Network Extender

Note Notes:

  • The Network Extender is not supported for use with satellite or wireless broadband service.
  • Routers may require special configuration (e.g., Firewall, Quality of Service (QoS) settings) to ensure the best possible call quality.
  • Refer to the Internet Service Provider (ISP), Network Administrator or equipment manufacturer for assistance with these settings.
  • When placing or receiving a call, ensure that all bandwidth intensive processes are disabled. These processes include but are not limited to:
    • File sharing
    • Music/Video streaming
    • Uploading/Downloading files
    • Windows or Antivirus Updates


The 4G LTE Network Extender for Enterprise requires an always-on broadband Internet connection with a minimum speed of 10 Mbps; 20 Mbps is optimal. Coverage is up to 7,500 square feet (approximately a 50 foot radius) depending on home construction and 4G LTE Network Extender placement.


  Minimum Recommended
Downlink 10 Mbps 20 Mbps
Uplink 5 Mbps 10 Mbps


While we cannot recommend a specific site or app, there are many online resources that can help determine if an Internet connection and/or router can support VoIP throughput. Some examples are:


If prompted, refer to Install Java for additional information. Alternatively, a variety of apps can test VoIP throughput. Refer to download instructions for Android or iOS to locate and install a QoS testing app.

Perform all testing on the same network as the Network Extender.

The links above are provided as a convenience and for informational purposes only. Verizon Wireless doesn't provide support for third party websites or apps.