Sony's best waterproof camera phone- XPERIA Z1s is coming exclusively to T-Mobile. This locked version of XPERIA Z1s will be on sale from 22 of January through T-Mobile website. Along with that a $100 VISA Gift card will be given to customers who will but it between 13th, Jan to 21st, Jan. Not only that, you can also qualify for the gift card if you purchase Playstation 4 between 6th, Jan to 5th, Feb.