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
Logitech Harmony Home Hub Extender review: Control locks, bulbs and more with a new extender for Logitech's Harmony Home Hub - CNET
Logitech Harmony 950 Infrared Remote Control and Wired Remote Control Extender | Groupon
Logitech Harmony Home Hub Extender - CSA-IOT
Logitech Harmony IR Blaster (IL/RT6-14294-815-000071-MP-UG) 97855036919 | eBay
Harmony: To IR Blaster extend or not - Connected Things - SmartThings Community
Closer Look ( The Wireless Extender ) - Logitech Harmony 1000 Remote Control Review - Page 3 - Overclockers Club