Panasonic KX-TGP550 PBX Telephone - $20 (Glenn/Alvernon)

If you know what one of these is, you'll see that it's a steal.
These are meant to be used on a PBX phone system, and sell new for $269 on amazon.
Unboxed but unused.
More info at https://www.
panasonic.
com/in/business/phones-communication/pbx/pbx-telephone/kx-tgp550.
html $20