Samsung hasn't divulged anything about the Galaxy A15 4G and Galaxy A15 5G we've been hearing about for months. However, multiple leaks have given us a fair idea of what to expect from these smartphones. And while we await official details about their debut, the Samsung Galaxy A15 4G has been certified by Thailand's NBTC, moving it a step closer to launch. The Samsung Galaxy A15 4G's listing on the Thai certifying authority's website confirms it has model designation SM-A155F/DSN but doesn't corroborate leaked specs. However, thanks to Geekbench, we know it will come with the Helio...