A «CircularFLO Pro» book credit can
contain live or
embedded text, hyperlinks and table of contents info but there is no restriction on the number of pages in a book and each fixed layout EPUB can also include
audio, video, animation and read aloud text highlighting.
A smart video doorbell system
contains an
embedded video camera, two - way
audio (a microphone and speaker), motion sensors, and the doorbell itself, and lets you interact with the system using a smartphone or tablet app.