According to various test reports, even very long distances are possible. As already mentioned, the WLAN signal plays a decisive role here.

I think it's a great product. It has only one small disadvantage. Namely that you can only select and delete the saved videos per day and have no possibility to delete them all at once.

Yes, my home base is in the living room. The distance is currently about 30 metres. However, it is not the distance between the Homebase and the bell that is decisive, but the range of your WLAN. My doorbell even works perfectly with one line of WLAN.