Curious about the sm-j700h/ds

I noticed a rom that had j7elte...and since the j700h/ds is a 3g does it become 4g lte? I'm confused... I need some clearance about these devices... Mine is a
Samsung galaxy sm-j700h/ds
13mp rear camera
5mp front camera
Led flash both front and back
1.5gb ram
16gb rom model
Exynos 7580 overs core processor clocked at 1.6GHz
Help me understand please!!!!!

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