If you ship a device with a SIM card you then need to follow regulations to ship it. This means you, the buyer, can find out from the FCC what spectrums it spe

If you ship a device with a SIM card you then need to follow regulations to ship it. This means you, the buyer, can find out from the FCC what spectrums it speaks on. I don’t think mobile connectivity is a much needed option on TVs so you won’t find it. Connecting to open WiFi hotspots is a completely different beast and doesn’t leave behind a tell-tale trace