Lowest price ever on the Keurig K-Duo Plus Single Serve & Carafe Coffee Maker! Click here to get it for just $99.99. BREW A CUP AND A CARAFE: Use both ground coffee and K-Cup pods. STRONG BREW: Brew a stronger, more intense single cup and carafe. MULTIPLE BREW SIZES: Brew a 6, 8, 10, or 12-cup carafe and a 6, 8, 10, or 12 oz.