Equinox is a local boutique that sells gift cards especially before holidays. At November 30, the companys Deferred gift card revenue account had a balance of $400. During December, the company sold additional gift cards in the amount of $5,000, customers redeemed $1,000 of gift cards, and unused gift cards in the amount of $300 expired. What is the balance of Deferred gift card revenue that will be reported at December 31?