Old Telephone antique buying W63a NORDFERN white bakelite(GERMANY)

This is an old analog telephone buying NORDFERN Type W63a from GERMANY DDR White bakelite (08/67).
Inside the phone there is a genuine plan.
On the base of the telephone there are STAMPS.
It's in very good condition.
It has no cracks and chips in the telephone body and handset.

The Phone works normally when is be connected in the digital line (Mpbs).