Yaesu FT-950 Brochure & Specs page 10

Enjoy the ultimate operating ease with your FT-950... External Data
Management Unit (DMU-2000 : Option) to enhance your DX operation!
A wide array of information, useful and enjoyable displays, identical to those available
on the FT 9000 Series and the FT-2000 Series, can also be yours by adding
DX
the optional DMU-2000 Data Management Unit and an after-market PC display (not supplied).
DMU-2000 Data Management Unit (Option)
Spectrum Scope with LBWS