Overview
Generates one of eight tones via switch-closure. Can be used for doorbell, paging, door/gate release, telephone night ringer, annunciator, class change or pre-announcement tone.
TOA S-04S T
Generates one of eight tones via switch-closure. Can be used for doorbell, paging, door/gate release, telephone night ringer, annunciator, class change or pre-announcement tone.