Psion Series 3
The Psion Series 3 range of personal digital assistants were made by Psion PLC.
The four main variants are the Psion Series 3 (1991), the Psion Series 3a (1993), the Psion Series 3c (1996), and the Psion Series 3mx (1998), all sized 165 × 85 × 22 mm.
NEC V30H @ 7.68 Mhz
Psion Solid State Disks