Obviously feature strings can change the radio features however, per the maintenance manual:
Any radio with -IS is additionally listed as: FM Approved, HAZLOC
Model# XG-100F = XG-100P Portable; 136 to 870mhz, Unencrypted, Immersible
Model# XG-100F-D01 = XG-100P Portable; 136 to 520mhz, Unencrypted, Immersible
Model# XG-100F-D02 = XG-100P Portable; 136 to 174mhz and 762 to 870mhz, Unencrypted, Immersible
Model# XG-100F-D03 = XG-100P Portable; 380 to 520mhz and 762 to 870mhz, Unencrypted, Immersible