Advantages:<br />1.Lightweight in-ear stereo earphones provides natural clear and super enhanced bass sound.<br />2.Compatible with Samsung Smartphones， MP3 player， Laptop， Tablets， other devices with 3.5mm headphone port.<br />3.All metal housings tuned for accurate music reproduction and amazing clear BASS.<br />4.Comfortable In-ear design earphones ， which can isolate outside noise with highly qualified sound insulation effect.<br /><br />Product parameters:<br />Using the Tuned Port technology， can bring ultra-wide frequency response range， high frequency to do more， low-frequency dive deeper， broadband response micro-sound unit<br />Impedance: 32 ohms<br />Sensitivity: 116 dB SPL / mW <br />Wire: high-fidelity copper， headphones and plugs at the enhanced treatment<br />Miniature 3.5mm (1/8 "") stereo gold-plated plug <br /><br />Type A:Transparent line  <br />Color:White，Blue，Gold，Pink，Black<br />Wire Material(the roll material): Braided wire<br /><br />Type B:Crystal line<br />Color:Sliver，Blue，Gold，Green，Black，Red<br />Wire Material(the roll material): Braided wire<br /><br />Type C:Fabric Line 1<br />Color:Blue，Green，Red，Black，White<br />Material:Cloth and ABS Plastic <br /><br />Type D:Fabric Line 2<br />Color:Blue，Green，Red，Black，White<br />Material:Cloth and ABS Plastic