The JBL Synchros Series − in-ear, on-ear, and over-ear headphones − brings world-renowned JBL professional audio sound to headphones. Packaged in a precision design, with authentic materials, this line has a model for everyone. Groundbreaking research performed by JBL engineers has revealed insights into consumer preference for headphone sound, leading to develop a balanced audio experience with amazing clarity and powerful, bass. JBL also debuts its patent pending JBL LiveStage™ signal processing technology which adds localization cues to deliver a more lifelike listening experience. JBL LiveStage™ technology is available in S500 and S700 models.