"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
Apple Streamlines iPhone 3G Sales with Online Signups
1. Enter your billing information.
2. Review eligibility and pricing.
3. Select your AT&T rate plan.
Once done, you simply need to visit an Apple Retail store to complete your iPhone purchase. This new "at home" option generated some speculation over the weekend. As it turns out, this still requires in-store activation of your iPhone upon purchase.
The most recent analyst numbers predict that Apple will sell 5 million iPhones in Q4 2008 which could bring the total close to Apple's stated goal of 10 million iPhones sold during calendar year 2008.