Amazon.com: Harmony IR Adapters, Ancable 2-Pack 2.5mm Mono Plug to 3.5mm Mono Jack Connector for Logitech Harmony Hub and IR Blaster, IR Emitter Extenders, IR Repeaters, IR Receivers : Electronics
Amazon.com: Logitech Harmony IR Extender System - Black (Discontinued by Manufacturer) : Electronics
Amazon.com: Logitech Harmony IR Extender System - Black (Discontinued by Manufacturer) : Electronics
How Does an IR Repeater Work? IR Repeater Kits Explained
Amazon.com: 2-Pack Infrared IR Mini Blaster (Emitter) Extender for Logitech Harmony Smart Control Remote, Add or Replace an IR Mini Blaster : Electronics
Harmony: To IR Blaster extend or not - Connected Things - SmartThings Community
Amazon.com: Logitech Harmony 900 Rechargeable Remote with Color Touch Screen (Discontinued by Manufacturer) : Electronics
Home Hub Extender
Logitech Harmony 950 Infrared Remote Control and Wired Remote Control Extender | Groupon
Logitech Harmony C-RE4A RF Wireless IR Range Extender 815-000013 w/ Emitter | eBay
Logitech Harmony IR Extender System for Infrared Remotes for sale online | eBay
Amazon.com: Harmony IR Adapters, Ancable 2-Pack 2.5mm Mono Plug to 3.5mm Mono Jack Connector for Logitech Harmony Hub and IR Blaster, IR Emitter Extenders, IR Repeaters, IR Receivers : Electronics