CareEvent Event Management System, Model Numbers 866435 and 866436 (CareEvent Upgrade), Software Version Number C.03.X
It was found that the Care Assist mobile application (version 4.1.1 and earlier) would not play custom ringtones when iOS device screens were locked with a passcode.
Worldwide - US Nationwide distribution.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-1387-2024