Well I've bitten the bullet and ordered this doorbell.......
ieGeek Upgraded 2K HD Video Doorbell Camera Wireless with Battery Chime, WiFi Smart Door Camera with Motion Detection,5600mAh Battery, 2-Way Audio, IP66 Waterproof, Night Vision(SD Card Not Included)
https://amzn.eu/d/1wDgSlj
I will let u all know what it's like when we use it.
Also ordered this microsd card.......
Integral 128GB Micro SD Card 4K Video Premium High Speed Memory Card SDXC Up to 100MB s Read and 50MB s Write speed V30 C10 U3 UHS-I A1
https://amzn.eu/d/bRkdhvg