Lately I purchased a Samsung Gear S2 (AT&T) online. I have been looking at this watch for a while, and it recently lowers its price. What is really cool is that, comparing with its WiFi version (and other smartwatches), Samsung Gear S2 3G is the only one supporting number calling and messaging. That says, it has a sim… Continue reading Samsung Gear S2 3G and Tizen System