DVD sound

A computer monitor can work like TV monitor if you want to connect a DVD player to it. This is especially true of newer monitors, which use the same liquid crystal display (LCD) as HDTVs and can have the available input A/V ports that DVD players use. An older monitor might not have those connections, but you can still use it with... more »

Blu-Ray technology is essentially no different from DVD technology. Both utilize flat circular discs that carry encoded information, which the player translates into the audio and video components of a movie. The primary difference is one of efficiency. Blu-Ray discs can hold a lot more information than DVDs, which in turn improves... more »

Even for deaf people who are trained in the art of reading lips, the efficiency level is very low. Most estimates for the success rate of reading lips are well below 50 percent in terms of accuracy. Reading lips in movies may actually be easier since the lips themselves are enormous on the big screen; at the same time, of course, the... more »