Ei168 RadioLINK Base Unit
At the heart of the RadioLINK system are the Ei168 base units,
which are fully compatible with any Ei160 or Ei140 Series Smoke and Heat alarms
It is from here that radio signals are transmitted and received.
An Ei168 base is required for all alarms in the system.
Add a base to each - Series 140 or 160 Smoke / Heat Alarm in your system