DF600-SI Single Defense Zone Pulse Host
DF600-SII Dual-Zone Pulse Host
DF600-WI network type single defense area pulse host
DF600-WII network pulse host with double defense zones
RD-600D-HI Single Defense Zone Pulse Host
RD-600D-HII dual-defense pulse host
RD-600D-WI network type single defense area pulse host
RD-600D-WII network type pulse host with double defense zones