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Telecard Types

Magnetic Stripe Telecards

The number of units stored in these cards is registered in one or more stripes at their back side. The cardphone reads from the magnetic stripe the number of units left on the card and reduces that number accordingly during a call.

Chip Telecards

The number of units stored in these cards ie registered in a silicon chip embodied on them. This chip is covered by a thin layer of gold, silver or nigel colour. The chip can have different shapes according to the manufacturing company.

Optical cards

The nits stored on these cards are eliminated by a thermobeam. At the end of each call the beam leaves at the relevant stripe, found at the front side of the card a small encaustic line indicating how many units are left unused.