The most user-friendly and secure way to enable this is by embedding a SIM card and a communication module inside the car.

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Passengers on the city's 8, 500 vehicles will be able to buy tickets by swiping a credit, debit or charge card by an NFC (near field communication) reader.

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The credit-card readers involved all use "near field communication" technology that is already in place at thousands of merchants nationwide.

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Agents can also share their Mobile Business Cards wirelessly with Near Field Communication (NFC) using Vizibility's plastic Mobile Wallet Card.

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It will be designed to cater for each individual's communication needs and abilities and is the size of a credit card.

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The new LeafPresenter also makes Near Field Communication (NFC), Europay, Mastercard and Visa (EMV) and gift card support standard features.

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This card also includes the high-quality beam-forming microphone, allowing advanced voice communication without the need for the headset by leveraging CrystalVoice Echo Cancellation, CrystalVoice Focus and CrystalVoice Active Noise Reduction.

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