It allows smartphone owners to make in-store purchases by typing in a telephone number and personal ID code at the cash register.

BBC: Barclaycard Quick Tap reader

Today they can handle 80 times more information than the most advanced magnetic-stripe plastic, which usually contain little more than a name, an account number and a secret ID code.

CNN: ASIANOW - Asiaweek

To use a card at checkout, a cashier can either scan the card's bar code from the smartphone or type in the member's ID number.

WSJ: Store Loyalty Cards on Your Smartphone