Isine 20 in ear planar headphones lightning the isine 20 is one step up from the isine 10 featuring an even longer uniforce voice coil that covers the ultra thin diaphragm to a greater extent enabling better control and responsiveness for better bass clarity and improved imaging zero distortion sound means youll feel closer to the recorded to your music add the included lightning cable with dsp and theres no other in ear headphone that even comes close to its performance to ensure all day com