Optiset E Analog Adapter
Now Optiset E digital users can connect all their analog devices for voice and data applications, providing analog functionality without the expense of analog ports. Plus, the Analog Adapter is assigned its own directory number for independent operation of a cordless or full-duplex speakerphone. Snaps into the module bay underneath the Optiset E Basic, Advance and Advance Plus phones.
Requires Non-Routine Software Change and a Power Supply Kit