Door phone (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Door phone" in English language version.

refsWebsite

Global rank English rank

low place

low place

2web.archive.org

1^st place

1^st place

low place

9,745^th place

honeywell.com

asia.security.honeywell.com

"Video Door Phone System". Archived from the original on 2017-03-09. Retrieved 2015-02-28.
"Access Control". Archived from the original on 2017-03-03. Retrieved 2015-02-28.

tegui.es

Door phones reference manual(in Spanish)
door phones 4+n(in Spanish)
Door phones 1+n(in Spanish)
Digital door phones -2 wire(in Spanish)

web.archive.org

"Video Door Phone System". Archived from the original on 2017-03-09. Retrieved 2015-02-28.
"Access Control". Archived from the original on 2017-03-03. Retrieved 2015-02-28.