Harmony Hub and Harmony 900 Mini Blaster IR Emitter
Logitech Harmony Hub Teardown - iFixit
Harmony: To IR Blaster extend or not - Connected Things - SmartThings Community
Best Buy: Logitech Harmony Precision 6' IR Cable (2-Pack) Black 993-001218
Logitech Harmony Elite review: I'm finally living the automated smart home dream | Ars Technica
Living in Harmony (A Logitech Harmony Companion Remote Review) - granworks
Logitech's new Harmony IR repeater | Engadget
Harmony® RF Wireless Extender Extends the range of select Harmony remotes at Crutchfield
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
BlastIR Wireless Pro IR Repeater — Sewell Direct
C-re4a Harmony Rf Wireless Ir Extender 815-000013 For Logitech - Unknown - AliExpress