New Delhi, Oct. 16 -- a telephoto lens. Preorders for the iPhone Duo open Friday, October 16, at 5 a.m. Pacific, or 8 a.m. Eastern, with availability beginning October 23.

The date moves the device from a product announcement to a purchasing decision. In its October 15 announcement, Apple said customers could order through its website and the Apple Store app. At the time this article was prepared, the preorder opening time had not yet arrived.

Apple's September launch announcement lists a U.S. starting price of $1,999 for the 256GB model, with 512GB, 1TB and 2TB configurations also available. The phone comes in star white and night sky. Customers in more than 70 countries and regions, including the United States, India, Britain, Japan a...