T-Mobile 5G Internet Gateway (Sagemcom Fast 5688W) External Antenna Guide - Waveform
![T-Mobile 5G Internet Gateway (Sagemcom Fast 5688W) External Antenna Guide - Waveform](https://waveform-content.imgix.net/sagemcom-5g-gateway.png?auto=format&fit=max&w=3840)
Want to get the best data rates from your T-Mobile 5G Internet Gateway? Connecting external MIMO antennas to the devices' two internal U.FL ports are critical.
![](https://waveform-content.imgix.net/step_2_img_2767_clasps.png?auto=format%2Ccompress&w=960&fit=max)
T-Mobile 5G Internet Gateway (Sagemcom Fast 5688W) External
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T-Mobile 5G Internet Gateway (Arcadyan KVD21) External Antenna
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T-Mobile 5G Internet Gateway (Arcadyan KVD21) External Antenna
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✓ I Took It Apart! - T-Mobile 5G Home Internet - Sagemcom Fast
![](https://waveform-content.imgix.net/img_0712-removebg_edit.png?auto=format%2Ccompress&w=960&fit=max)
T-Mobile 5G Internet Gateway (Arcadyan KVD21) External Antenna
SAY GOODBYE TO LOW QUALITY VIDEO CALLS - The MIMO Panel Antenna Kit by Waveform uses a Cross-Polarized Panel antenna, with up to 8dBi of gain over
![](https://m.media-amazon.com/images/I/61PLr1ubU8L._AC_UF1000,1000_QL80_.jpg)
Waveform 2x2 MIMO Panel Antenna Kit | 4G and 5G Compatible Modem, Router, Gateway and Hotspot Antenna Kit | Cellular Antenna with 30ft RS240 Cable
![](https://i.ytimg.com/vi/q3OyFZZ9cNA/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLDk1R5gRMWNoWjB7Yqi_4VEFXmEVw)
✓ BIG IMPROVEMENT - Sagemcom Fast 5688W - T-Mobile 5G Home
![](https://waveform-content.imgix.net/sagemcom-5g-gateway.png?auto=format&w=1200&h=675&fit=fill&fill-color=fff&fill=solid)
T-Mobile 5G Internet Gateway (Sagemcom Fast 5688W) External
![](https://m.media-amazon.com/images/I/71JrVlHG3+L._AC_UF350,350_QL80_.jpg)
Mimo Panel Antenna Kit by Waveform 9 DBI Gain 2x2 600-2700 MHz for 3G, 4G LTE, 5G Modems, Routers, Cell Boosters TS9, SMA, UFL Adapters Twin Cable
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Here Are T-Mobile's New Home Internet Gateways Coming Soon
![](https://waveform-content.imgix.net/step_7_img_2791.png?auto=format%2Ccompress&w=960&fit=max)
T-Mobile 5G Internet Gateway (Sagemcom Fast 5688W) External