Agrident RFID Reader AIR200 - former variant before AIR300 (which is no more for sale).
RFID-extension LF for Psion Workabout PRO.
Works for G2, G3 - NOT for G4, no combination with pistolgrips.
In our opinion the best RFID solution for Psion.
What you get: original Agrident RFID modul AIR200.