https://www.doorbird.com/downloads/datasheet/datasheet_a8002_en.pdf
Doorbird Intercom Angle corner wall-mount adapter A8002
$78.15
Polycarbonate
(GTIN/EAN: 4260423867352, P/n: 423867352)
Fits only D1101V and D1102V Surface-Mount IP Video Door Stations
Angle: 7,5° vertical down or up