In what appears to be a first for professional sports, Brooklyn Nets fans can now pay for concessions at the Barclays Center with their smartphones. Through a partnership with

(NYSE:

) fans attending a Brooklyn Nets home game can now pay for their hot dogs and other concessions through Brooklyn eWallet, a new feature which is embedded inside the official Brooklyn Nets app. Users can store up to ten debit or credit cards on the app. To pay for a purchase, the user simply taps the “make a purchase” option inside the eWallet and scan a QR code generated at the cash. "Visitors to Barclays Center are constantly using their smartphones around the venue,"