“This is my second CIEM after purchasing Rooth's LS2. I own the Shure 535s as well. My sources as are iPhone 5C and Sony NW-F880, no amps. The LS4 has two bass drivers, so obviously this isn't for people who like monitor like sound. The bass is not overbearing, yet enhanced. There is a nice deep rumble, but not to the point where mids and highs are drowned out. The LS4 manages to...” --Yamato1
Features - Amazing detail and clarity - Extremely smooth and liquid across the frequency spectrum - Powerful bass with great tactile performance
"The Red" HDSS IEMs by Blue Ever Blue are one of the most highly praised earphones in their price range. Small and comfortable with dynamics formerly unavailable at this price point. If not completely satisfied in 30 days, BioLinks will refund your money.