In-Ear headphones with 3x Interchangeable tuning filters, each offering a different tonal presentation. Fusion (Yellow tuning filter) offers a Reference class. How the artist intended. A fun and exciting middle ground of all frequencies combined. Emotion (Blue tuning filter) offers Treble. Offering a reduced bass sound signature with more detail on the upper mids and treble. Energy (Green tuning filter) offers a Bass. Whilst keeping plenty of detail in the music. Drivers: Balanced armature + 8mm dynamic – Hybrid, MMCX detachable cable, Compatible with iOS /Android/Windows/Smartphones, Impedance: 16 Ohm, Sensitivity: 103+/-3dB, Frequency response: 20 – 20000Hz, Cord Length: 1.25M, Jack type: Gold plated 3.5mm (spring loaded), MIC with universal pause/play button, Eartips included: (S/M/L) silicone | (M/L) memory foam | (S) double flange.