You may feel these symptoms first in your feet and then possibly in your shins: 1  Numbness, tingling and pain. 2  Unsteady when standing, walking. 3  Muscle weakness (including weak ankles) or cramps.
720HD is 1280 x 720 pixels per frame. The highest resolution that the DVD format can support is 720 x 480 pixels per frame for NTSC (or 720 x 576 pixels per frame for PAL), which is at best only 37.5% of the resolution of 720HD.
Show Products. These one-time record discs offer 4.7GB or 120 minutes of storage capacity, ideal for recording home movies and video clips. When DVD media technology was first developed, the plus (+) and dash (-) formats had different writing/reading specifications. Today, most DVD writers and readers work with no noticeable performance differences between DVD+R and DVD-R disc formats. Check with your manufacturerâs suggested DVD format to ensure compatibility â especially with older units.