Nyrius NAEB500 High Performance Noise Isolating In-Ear Directly Angled Earphones with Undistorted Deep Bass and Anti-tangle Cord High Fidelity speaker design reproduces clean, undistorted bass, a warm midrange, and transparent natural highs at any volume level. Directly angled earpiece focuses the pure sound image to the eardrum. Double coned ear gels provide enhanced noise isolation to reduce ambient sounds that affect listening experience. Anti-tangle cord is constructed of aluminum foil and a clear plastic cover which surrounds the copper cores ensuring best tensile strength. Enhanced strain relief at all stress points to prevent damaged wires from use over time.