The set-top box was designed by Sezmi, and contains the most powerful over-the-air HDTV antenna ever created, according to the company's founders. This means that the box will contain its own modular antenna, which can be placed somewhere nearby. It does not mean that users will have to install or own a standard aerial antenna, such as those installed on older houses...

Unlike TiVo, Sezmi has to sign lease agreements with content providers, much like a cable or satellite TV provider. Right now, Sezmi executives aren't saying what channels they'll have available at launch. But Wiser said that a basic subscription will offer between 30 to 40 channels, comparable in number and the quality of brands that a basic cable subscription would offer. Although Sezmi executives didn't explicitly mention tiered service packages, niche offerings will also be included as a premium, such as the IFC channel. That could be an avenue for so-called a la carte programming, where individual channels are purchased by the user...

How much of it will be in high definition? Beside the large amount of OTA high-def content, "the honest answer is, I'm not sure yet," Wiser said....

Even ads are somewhat interactive; each menu screen typically includes a small ad in the bottom left-hand corner. An ad for a movie trailer displayed the date, time, and location of the nearest showing while the trailer played.