As an entry-level model, the MDX 13 is pre-configured for usage with euro coins and banknotes, and features 8 coin and 5 banknotes compartments with plastic hold-down clamps. The MDX 16 offers a particularly practical interior design with its 9 removable coin and 4 banknotes compartments, as well as an insertion slot for sales slips and receipts. The largest model, MDX 18, is designed for very high volumes with its 8 coin and 5 banknotes compartments, as well as 2 insertion slots for sales slips and receipts. Four of its coin compartments may also be easily adjusted in size and the coin insert may be removed separately.