IO AUDIO SOGNO Review Read More 7Hz x Crinacle Salnotes Dioko FR Graph vs 7Hz Timeless (100$ vs 200$) 7Hz Dioko vs Timeless FR Graph SPECS Driver: 14.6mm Planar Impedance: 16Ω Sensitivity: 106dB Cable: 4-core Litz single crystal copper silver-plated 0.78mm 2-pin Price: 99$