On May 16, 2019 at 19:16, davidcasemore said...
There's a lot to unpack here.
2. They could be RF which doesn't need to be pointed at anything and could control equipment in several rooms that are near enough to receive the signal. These are the remotes that would be more likely to have more than one code set available.
A client/friend in Arizona has a ranch where one of the buildings is called The Hotel. There are four bedrooms upstairs there. They have twin/king RF-controlled mattresses, two per room, four rooms... and there are a total of 6 RF frequencies.
It has happened that a person raises their bed in the middle of the night, awakening a person in another room, who then lowered the mattress.... etc.