TD Navio Maxi Speech Generating Device Model/Catalog Number: 1000799
Under certain conditions, the battery mounting tabs may become damaged, allowing the battery to move within the device enclosure, potentially leading to an internal short circuit. This may cause localized heating and gas venting within the device enclosure.
US Nationwide distribution.
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2960-2026