Originally Posted by cpugeeker
Stock NON rooted Tmobile S4 kit kat
What is the largest SD card I can use?
Better question would be what can you afford? If you can afford a 128gig card then you can use that. Just remember it's best to use a quality sd card and not the cheapest. I'm currently only using a 32gig card but looking to go 64 or if I can swing it 128. I load lots of music on mine.