However, the Klipsch edges out the Altec's in quality and performance. Front Speakers feature focused vertical directivity. Listeners enjoy a sound of unparalleled clarity, with minimal intrusion from the effects of the listening room. All THX Ultra Front Speakers in a system must have a virtually identical sonic signature.
Listeners hear the exact position of front images and pans.
THX Select Front Speakers have a simplified and refined directivity pattern. THX Select Speakers may be smaller and easier to place, yet have superb tonal balance and clarity, and encompass a much wider range of speaker design philosophies and sound types. All THX Select Front Speakers in a system must have a virtually identical sonic signature. Listeners hear the exact position of front images and pans. THX Select Front Speakers can have bass extension beyond that of THX Ultra Speakers.