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If a consumer has multiple contactless cards in a wallet or multiple contactless key fobs, how does the contactless transaction work?

April 26, 2017cards consumer contactless fobs key transaction wallet

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If a consumer has multiple contactless cards in a wallet or multiple contactless key fobs, how does the contactless transaction work?

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If multiple contactless devices are held within proximity of a reader, anti-collision will prevent multiple devices from being read. In order to ensure a deliberate card read, a single contactless device must be placed within range of the reader.