Appropriate for starter CD players or most DVD entry level players as it removes the common harshness in the highs and the midrange lushness is unmistakeable. But on swapping it out with higher end CD players with more capable internal DAC , the soundstage width narrows a bit. But generally will be an immediate improvement with most entry level cd players. Given the release a few years back it is still very capable to improve from stock on what is current.
