a working B179 device
a power cable and AC adapter (for each device you install)
an Ethernet network cable (for each device you install)
a memory card (min. 2GB)
You might incorporate any of the optional components during or following installation, such as a PA interface box, security lock and cable, or wall-mounting bracket. Expansion microphones are also supported, which can extend the voice pickup range from 320 sq. ft. to up to 750 sq. ft. We advise that you refer to the appropriate documentation when installing these components.
The images that follow illustrate the B179 design and device interface. All the relevant ports, indicators, and feature/dial buttons are identified.