The Apple Store now offers the Unlocked Apple iPhone 4 16GB Smartphone in Black (pictured) or White for $649 with free shipping. (Click the image for iPhone 4, then choose “iPhone 4 Unlocked”.) Although we’ve seen them for less elsewhere, it’s the first time Apple has sold an unlocked version of its iPhone. Sales tax is added where applicable. It features an Apple A4 processor, 326-ppi (pixel per inch) Retina 3.5″ display running at 960×640, gyroscope, front- and rear-facing cameras, 5-megapixel camera with LED flash, 720p video capture at 30 fps, 802.11n wireless networking, dual microphones, and more.

Of note, also available is the Unlocked Apple iPhone 4 32GB Smartphone in Black or White for $749 with free shipping.