A:AnswerDoubtful. The headset itself isn't waterproof, and if water got in it it, it would be difficult to get out and might ruin it. Not worth the risk
A:AnswerNo. It only works with Samsung phones. Including Galaxy Note5, Galaxy S6 edge+, Galaxy S6, Galaxy S6 edge, Galaxy S7 and Galaxy S7 edge. The Tab A would be way too big to fit in the headset
A:AnswerNo. It only works with Samsung phones. Models Galaxy Note5, Galaxy S6 edge+, Galaxy S6, Galaxy S6 edge, Galaxy S7 and Galaxy S7 edge. There are headsets for iPhones available now