Databases
Services
Submit
Restricted area
HOUSE > HALLWAY > TELEPHONE > RING INDICATOR
Record number: 284
Last update: May 2013
Last update: May 2013
Editorial data: DAILY
Description:
Different types of ring indicators are available for those who are hard of hearing. Ring indicators are available for example with a flashing light or an audible warning. Another solution is for an extra ring indicator.
Different types of ring indicators are available for those who are hard of hearing. Ring indicators are available for example with a flashing light or an audible warning. Another solution is for an extra ring indicator.
ISO/SIVA codes related to this idea (click on the list items to see the other ideas related to the selected code):
