Another round of gunzel speculation suitably laid to rest!
On 15/10/2020 16:26,mick...@... wrote:
> Here is a photo of the "guts" of one of these devices. It is a
> Bluetooth tag - https://www.bluecats.com/product/bc313-tag/
> I have heard, but can't confirm, that they are used for something far
> more mundane than vehicle tracking or announcement triggering - to
> allow the contractors who clean the stops and replace timetables etc
> to log where they have been.