AMASKY in-Ear Headphones, Earbuds, Dynamic Crystal Clear Heavy Bass Earphones Compatible with iPhone iPad iPod Smart Android Phones - Black Earbuds subvert traditional visual impression, Unique double sound cavity and 4 speaker design, Exclusive tuning technology triband clear, natural, Restore the real sound to reveal more detailed music. Unique ergonomic design, 45 degrees angle inclined to the ear, more comfortable and natural, headphones suitable for long time wear. Headsets equipped with 10.0 mm(Two Driver units) high-performance dynamic driver systems. Excellent Sound Quality! Frequency Response: 20Hz -20kHz. Lightweight design is ideal for listening during exercise travel or for everyday wear, Earplugs have totally balanced audio with crisp highs and deep low notes. Earphones come with 3 sets of ear bud gels S/M/L and convenient carry case. Gold plated 3.5mm plug, Cord Length: 3.93ft(1.2m), perfect fits Android device like iPhone 6/6S Samsung S6 S5 Note 4 Blackberry Nexus and other Smart Phones.