Business & Home Security3 products compared

Buderus Bosch Smart Home Tür-/Fensterkontakt II (anthrazit), Smarter Sensor 87500020941 offerfrom £53.23
Beafon Visitor 2V Türklingel Video-Türklingel, drahtlos, per App steuerbar1 offerfrom £115.65
Beafon SAFER 4L Lamp - IP65 Outdoor Kamera Lampe Überwachungskamera, outdoor, W-Lan Übertragung1 offerfrom £147.11