Here are the updates we applied to the ZSE19 model so far.
VER. 1.0 (released 11/2018)
- Siren alarm, smart speaker, and LED indicator all built-in, battery power
S2 security, sound switch command class for smart speaker, built-in sound library, OTA firmware updates
VER. 1.01 (released 7/2019)
- Optimized battery life (estimated battery life: 12 months)
- Added a mini USB cable to easily manage the sound library
- Added names to built-in sound library files