OK, strange question No 1. Does anyone know of kit within the TP Link estate which would allow calling / alert (over internet) of a person some distance away please? Un elderly relative occasionally...

Hi, I'm Stewart, age 60 and quite enjoy messing around with 'networky' type kit. Truth be told, I'm a bit of a D00fus technicaly and am more rooted in component level repair, so I'm looking forward...