Circle Surround II®
Circle Surround II is an advanced surround sound decoder that enables up to 6 channels of surround sound from surround encoded (Lt/Rt) and Circle Surround encoded material and is backward compatible with mono, stereo and most matrix decoders.

CS Auto™
Creates a thrilling in-vehicle surround sound experience over any four- to seven- speaker system with enhancement techniques that can be customized to solve the unique audio challenges of the automotive environment.

Dialog Clarity™
Dialog Clarity delivers crisp, clean dialog enhancement for products in which dialog or speech is difficult to understand and competes with music soundtracks, explosions and other audio effects for center stage.

FOCUS™
This technology has the unique capability to electronically repositioning the audio image of non-optimally located speakers, such as those found in big screen TVs and automobiles, to a position the ideal position right in front of the listener.

HRTF (Head Related Transfer Functions)
Characteristics of the head, shoulders and outer ear that cause the frequency distribution of sound to vary as a function of the location of a sound source relative to the ear canal.

LFE (Low Frequency Effects)
A discrete limited bandwidth channel, first introduced in the cinema, that was originally designed for selective addition of high impact low frequency information to multi-channel content. In a home theater environment bass management is utilized to add main channel bass signals to the source LFE channel, creating a sub-woofer output which supplements the performance of limited range satellite speakers.

Lt/Rt (Left Total / Right Total)
The designation of a two channel audio pair indicating that the signal contains encoded surround information in the form of phase and amplitude cues.

Noise Reduction™
Dramatically reduces in-channel noise to produce much clearer and crisper dialog over wireless communication devices.

Psycoaccoustic
The scientific study of the perception of sound.

SRS 3D®
Retrieves the spatial information lost during compression and restores 3D sound field to any mono or stereo source over any pair of standard speakers or headphones.

SRS Auto™
Suite of audio enhancement and processing technologies that can be optimized for two- to four- speaker systems in any automobile.

SRS Headphone™
SRS Headphone repositions the sound from inside the listener's head to outside the listener's ears for a natural, non fatiguing 3D sound experience.

TruBass®
Psychoacoustic bass enhancement for speakers and headphone systems that delivers bass up to an octave below the physical capabilities of the speaker's driver.

TruSurround XT®
Virtual surround sound solution with bass and dialog enhancement techniques for processing mono, stereo and multichannel audio over two speakers or headphones.

TruSurround XT Headphone™
Provides a unique surround sound listening experience by using the company's patented headphone perspective curves to provide a non fatiguing, immersive, home theater like listening experience.

VIP™
Delivers remarkable improvement in the intelligibility of the human voice in a variety of listening situations including high ambient background environments.

WOW™
The world's most popular complete audio enhancement solution that includes SRS 3D, FOCUS and TruBass.

WOW HD™
SRS WOW HD™ is an advanced version of SRS WOW audio enhancement technology. In addition to enhanced width and improved bass, SRS WOW HD adds new user-selectable high frequency contouring as well as definition enhancement to SRS Labs' WOW technology, further improving the perception of clarity and acoustic space.

WOW XT™
Next generation of WOW Technology originally designed for mobile applications that includes additional techniques to deliver quality audio over mobile devices.

Xspace 3D™
For wireless gaming, this technology delivers true 3D effects, positioning audio sounds in both the horizontal and vertical planes.