• 100 dB EQ Range with 10 Programmable EQ Frequency Points and Song Level Adjustment for each song. • Turn your typical Earbud into a quality Headset with Simple Twist to Enjoy far Richer Range of Sound impossible to hear with any Regular Music Player. • Dramatically Enrich EarPhones and HeadPhone Listening Experience. • Equalizer and Input Preamp Gain are persistent for Left and Right Channel Individually. • Comprehensive Playlist Creation & Management Functions and fast Audio Scrubbing. • Parametric Equalizer offers Precise Setting of 10 EQ points' parameters: Frequency and Level. • Frequency is anywhere within full Audio Range ([0 Hz,22050 Hz]). • Level is anywhere within a large dynamic range of 100 dB (-50dB,+50dB). • Unlimitedly Create and Manage Custom EQ Preset in a snap. • Factory EQ Presets provides Common EQ Configurations and Ease of Creating Custom EQ. • Songs are easily grouped into a playlist in any order. The app supports unlimited playlists. In each playlist, EQ settings and Input Preamp Volume of each song are auto saved thus same song in any playlist can have different EQ Effects customized to offer variation in listening mood. • Advanced Audio Processing Engine delivers Best Dynamic Range EQ effects at Any Frequency. FEATURES: » Simple and Intuitive User Interface Controls. » EQ & Input Preamp Settings is for each Left or Right channel or Both. » Customized EQ & Preamp are Auto Saved for Each Individual Song in Each Playlist. » Unlimited Playlists (Add/Delete/Rename/Duplicate). » EQ Bypass mode offers easy Comparison of EQ Effects. » Any EQ Settings can be saved to EQ Preset, applied to Songs in Playlist or used as Default EQ. » Song Lyrics are Auto Imported from iTunes Lyrics. » Editable Notes to Customize Lyrics & Song Info. » Full-Function HiFi Music Player with Normal/Repeat/Loop/Shuffle Modes. » Display Song Title, Artist and Album Artwork. » Import & Play iTunes Playlist(s). » Playlist Sorting, Indexing and Fast Song Searching. » Fast Scrubbable Music Progress Bar. » Music Level Meter. » AirPlay and Remote Control. » Smooth Continuous Background Running in Concert with Interruption of Voice Phone Call or Other Apps.