Meal call in Zen temple, Larzac, Dordogne, France, Europe

Bell call, Klosterneuburg, Austria, Europe

Emergency call services allow seniors living alone to alert a call center, thanks to a call button connected to the telephone

Emergency call services allow seniors living alone to alert a call center, thanks to a call button connected to the telephone

Emergency call services allow seniors living alone to alert a call center, thanks to a call button connected to the telephone

Emergency call system

Emergency call services allow seniors living alone to alert a call center, thanks to a call button connected to the telephone

Emergency call system

Emergency call character on a U-Bahnhof station, Berlin, Germany, Europe

Church bell in the bell tower in front of blue ceramics dome of the baroque basilica from the 17th century, basilica Santa Maria, Elx, Elche, Costa Blanca, Spain

Church bell in the bell tower in front of blue ceramics dome of the baroque basilica from the 17th century, basilica Santa Maria, Elx, Elche, Costa Blanca, Spain

Close up of airplane call button

Close-up of vintage call bell