Samsung Galaxy A series stylus, as well as preloaded Microsoft applications. The S Pen feature on the Galaxy Tab A series, makes the first Samsung Galaxy device to be equipped with the Samsung stylus outside of the Note series. In September 2015, the Samsung Galaxy Tab S2 8.0 and 9.7 tablets were released, featuring a premium chamfered metal design similar to the first generation Galaxy A series phones. In December 2015, Samsung unveiled the 2016 edition of the Galaxy A series. New features include metal and glass buildup, NFC which supports Samsung Pay, Samsung's Adaptive Fast charging feature and increased battery life. The Galaxy
Samsung S2 T-Mobile, Galaxy S2 Epic 4G, Galaxy S Showcase, Droid Charge and Galaxy Prevail) in the United States which has been denied by the court. In 2015, Samsung has been granted more U.S. patents than any other company - including IBM, Google, Sony, Microsoft and Apple. The company received 7,679 utility patents through 11 December. On 2 August 2016, Samsung Electronics unveiled the Galaxy Note7 smartphone, which went on sale on 19 August 2016. However, in early September 2016, Samsung suspended sales of the phone and announced an informal recall. This occurred after some units of the phones had batteries