Originally Posted by bkahuna
According to HK's website for the Orange TX module.
"Module uses a unique Global ID for binding. In case of binding issues with other branded receivers press the "Change ID" button on module to change the Module ID to another unique value reserved for that module (5 ID's assigned to each module)."
Remember they have probably just reverse engineered Spectrum. I really doubt Horizon Hobby shared their code with them.
Still does not mean they have directly copied the GUIDs from the Spektrum Txs