I am not 100% sure but it may be close to the Nitsuko 28i (of the i-Series).
Here is a link to the
Installation/Hardeware Manual.
and here is a link to the
Software Manual.
and of course the
User GuideBe forewarned: A total understanding of the programming is
REQUIRED! A simple software change in one programming and effect a multitude of other seemingly unrelated programs and can be a major headache trouble shooting.
Best to find a Authorized Dealer and/or Certified Technician. It's better to pay a few Euro's now than have a Brick and pay much more Euros later!
Perhaps someone more familiar with the TIE/Nitsuko/NEC product line will correct me if I am in error.