I'm considering buy Apple iPhone 6S Gold AT&T 16GB(2015). iOS,acciph6sgdattabc,9SIA8EH5UT5919,View Return Policy

I'd love it if those of you who have bought the product could tell me what you think. I would love any extra info, as it is quite pricey as $324.98 and I just would like to make sure it can work well before buying.