Watch one HD channel while you record another; it will record two different HD or SD shows while you watch a third previously-recorded show. You can also use pause instant replay and rewind on live programming. Recording capacity is 30 HD hours and 150 SD hours with the internal 250GB hard drive. The included IR remote has buttons for skip replay and supports four speeds of fast forward and reverse slow motion and frame-by-frame advance. Seven days of advance program details are available for most broadcast channels and there are never any subscription fees with this unit!