Question: Sky HD's set-top box, TiVo's Series 3, and Dish Network's VIP 622 are examples of what?
Sentence: Some cable boxes are capable of receiving or recording two or more broadcasts at a time in HDTV format, and HDTV programming, some included in the monthly cable service subscription price, some for an additional fee, can be played back with the cable company's on-demand feature.
Answer in sentence: no