Noises off: Except the ones you want. Sound-isolating earbuds screen out distracting ambient noise to deliver a crisp, quality, bass-rich audio experience. The in-ear design was engineered for comfort and includes three sets of cushioned ear tips (S, M & L). Gold-plated plug is compatible with 3.5mm device jacks. Custom clamshell packaging measures 4.5” x 2.5” x 0.5”. Specialty-printed Dell logo.