All three perform the same basic function -- they let you stream TV from your cable box (digital or analog), satellite receiver, or DVR to a computer or mobile device -- it's just that each is aimed at different segments of the market.

ENGADGET: Slingbox PRO, Slingbox AV, and Slingbox Tuner get official

Once linked, the tablet can function as a remote for pausing and selecting content to stream, and users can personalize what ads and info they receive by providing details such as age, location and even clothing size.

ENGADGET

It calculates an intrinsic value by discounting a stream of future earnings back to the present, using a discount rate that is a function of both Aaa bond yields and the creditworthiness of the target company.

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