126 mm 4.96 in 70 mm 2.76 in 63,5 mm 2.5 in 124,5 mm 4.90 in 34,5 mm 1.36 in 190 mm 7.48 in 249 mm 9.80 in Ø 31 mm Ø 1.22 in Ø 11 mm Ø 0.43 in 102 mm 4.02 in 46 mm 1.81 in Ø 31 mm Ø 1.22 in 225 mm 8.86 in Errors and omissions excepted. | Last update 02/2020 - Copyright © 2020 Bird Home Automation GmbH – www.doorbird.com www.doorbird.com D2101V surface mounting housing (backbox) TECHNICAL DRAWINGS