Do the iPhone 6s Model A1691 or Model A1700 work in t-mobile's network?
Best answer by smplyunprdctble 22 March 2016, 13:32
Setup guide to Bring Your Own Device (BYOD)
T-Mobile network coverage
Based on my quick Google search, A1691 will not, A1700 should.
...assuming the Google search results were accurate.
The A1700 is a China-specific version of the iPhone but it does have LTE bands 2, 4 & 12. So, it should work fine on T-Mobile, provided it's unlocked. Same answer for the A1691.
This page lists the LTE bands of various iPhones: iPhone - View countries with supported LTE networks - Apple
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