The water- and shatter-resistant Samsung Galaxy S7 Active on Friday became available exclusively from AT&T through its website or at its brick-and-mortar stores. Consumers who have eligible service can get the Galaxy S7 Active for $26.50 monthly for 30 months on AT&T Next, or $33.13 monthly for 24 months on AT&T Next Every Year. With a new two-year wireless agreement, customers who opt for AT&T Next also can get a free Samsung Gear S2 smartwatch, with qualified wireless service provided for both devices.