https://www.doorbird.com/downloads/datasheet/datasheet_d1102fv50_surface_housing_en.pdf
Doorbird Intercom D1102FV Fingerprint 50 Surface-mounting housing (Backbox)
$187.71
Stainless Steel V2A
(GTIN/EAN: 4260423873087, P/n: 423873087)
Fits only a D1102FV IP Video Door Station