How am I charged for my GlobalDial usage?

ZONE Telecom > Business > ZONE GlobalDial
Registration Fee / Administration Fee
Nil
Monthly Subscription Fee
$8.00 per access number (subject to GST)
+
DialForward Charges
Total charges based on GlobalDial Rate of the country you are in
and / or
Call-Me-Back Charges
Total charges based on GlobalDial Rate of the country you are in + Other Overseas Destination (except Home Country)