With Particular Coupling Link Patents (Class 340/531)
- Including personal portable device (Class 340/539.11)
- Including remote residential device (Class 340/539.14)
- Including central station detail (Class 340/539.16)
- Having plural distinct sensors (i.e., for surrounding conditions) (Class 340/539.22)
- Specific environmental sensor (Class 340/539.26)
- Including power saving (Class 340/539.3)
- Including tamper resistant device (Class 340/539.31)
- Including location of misplaced item (Class 340/539.32)