Wireless devices for storing a financial account card and methods for storing card data in a wireless device

A wireless device for using card data to complete a transaction, the wireless device comprising:

• one or more processors;
• a card reader communicatively connected to the one or more processors and configured to receive card data associated with a card user;
• an input device configured to receive first biometric identification data of a first entity;
• and
• a memory configured to:
• store the received card data or encrypted data associated with the card data;
• and
• store instructions that are executable by the one or more processors,
• wherein the one or more processors are configured to execute the stored instructions to perform the operations of:
• comparing the received first biometric identification data to user identification data associated with the card user;
• and
• authorizing, based on the comparison, transmission of the card data or the encrypted data to complete the transaction when the user identification data corresponds to the received first biometric data.