With an unmatched high-definition 7-inch display, reading and entertainment content looks better than ever, and is easily portable as the NOOK HD is extremely light.

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The 7-inch device is ideal for reading and exploring a variety of great content including books, magazines, interactive children's books, apps, access to top video and music services, e-mail and Web browsing.

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Its generous 4-inch display offers a comfortable viewing experience whether browsing online, reading emails or flicking through photos, and is perfect for watching video or enjoying images taken with the phone's 5MP camera.

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The slide also indicates the Opal will have a particular e-reading focus, which makes sense for a 7-inch device, and there's a mention of "premium audio, " which nicely reinforces our speaker hypothesis.

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