1.   Although some studies have suggested that shorter tubing may transmit better quality sound, the difference between the models is inaudible to the human ear, Ms. Penner said.

2.   Again, quality sound is standard on Macs.

3.   But the inherent demand for higher quality sound and pictures is also driving Internet users to seek faster Internet connections, like digital subscriber lines or cable modems.

4.   Digital broadcasting provides crisper images and compact-disk quality sound.

5.   DVD-Audio recordings will be reproduced with higher quality sound.

6.   Officials said the larger storage space is required to offer better quality sound and video and to avoid jerky motion on tapes.

7.   PCS offers higher quality sound and more advanced features such as paging.

8.   Research and development took seven months, as she had to find the right combination of materials that would be long-lasting and still provide a quality sound.

9.   The antenna, in turn, moves the signal to the receiver, which processes and plays the music in digital quality sound.

10.   The I-Jam player is supposed to deliver CD quality sound through its ear bud speakers.