Asus is still many months away from unveiling its Zenfone 4 series, and it looks as though we have a few more Zenfone 3 variants to go through before we jump a generation. The Zenfone 3s Max is the newest model to launch, and going by its specifications, it appears to slot in between the Zenfone 3 Max ZC520TL and the ZC553KL. The new model is quite similar to the ZC520TL, which launched only three months ago, but has a faster processor and bigger battery. Here's what you get in the box, and our first look.