Fire TV Cube has a Micro USB port for an Ethernet Adapter and an Infrared port

Fire TV Cube (3rd Generation) Review - Reviewed

Fire TV Cube (3rd Generation) Review

Fire TV Cube (2022) review: a streaming box with no equal - The Verge

Fire TV Cube (2022) Review

Fire TV Cube review: great smart TV box, irritating smart speaker

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Fire TV Cube (3rd Generation) Review

Fire TV Cube (3rd Generation) Review

Works with the Inteset IReTV IR receiver (Not Included) for control of your Fire TV Streamer devices. Fully tested on each Device. No drivers are

USB 2.0 & Micro USB OTG Y Cable for Controlling The F-TV Stick, Pendent, or Cube, Supports Wireless Keyboards and The IReTV for Universal Remote

Say Goodbye to Unstable WIFI Connection: Suffering from unstable connection when connected wifi signal for your fire tv stick? Our Ethernet Adapter

Ethernet Adapter for Fire TV Stick, Micro USB to RJ45 Ethernet Network Adapter Compatible with 4K Fire Stick