1) Dimension and Weight
The bulk of DVD players weight lies in their rechargeable batteries. These batteries will add a few additional pounds to the overall weight of portable DVD Players. Their dimension is significant since having a large Portable DVD Player will impede you while you are on board a flight!
2) Monitor Resolution
DVDs are now recorded in 720 x 480 resolution. Hence, upscaling of images will be necessary if the DVD player has a higher resolution. Before selecting a DVD Player, it is essential that the DVD player resolution suit your needs.
3) Aspect Ratio
Aspect ratio is defined as the the width of the DVD player divided by its height. Two standardized ratios include 16:9 and 4:3. Care must be taken to ensure that your video settings (if there are any peripherals attached) match the DVD aspect ratio. If such a measure is not taken, the image could end up being 'squashed'.
4) Progressive Scan
In progressive scanning, lines in a frame are sequentially flashed in 1/60th second while in interlaced scanning, odd and even lines are displayed alternatively in 1/30th second. Thus, DVD player with progressive scan function hopes better picture without fickr.
5) Region Free
A region free DVD Player will play all NTSC and PAL video standards. This is because they are equipped with a converter that will change NTSC to PAL or vice versa. As such, disc from different regions around the world can be played.
To learn more about selecting of Personal DVD Players, visit:
Personal DVD Player on Hubpages
