14.2mm large dynamic coils: 14.2mm large diameter PET composite diaphragm driver. The low frequencies of the EMA are textured and elastic. The mid and high frequencies are clear and detailed, and the vocal performance is amazing Fine workmanship: Lightweight aluminium alloy chamber, CNC lathe and CNC moulding. A variety of complex processes create the EMA's high-precision acoustic chamber. Creating professional acoustic product Carefully tuned frequency response curve: Precise tuning based on high-quality dynamic units. Natural sounding overall curve with rich and soft vocal detail Ergonomic fit: Lightweight aluminium alloy with a single-sided body of only 3g. Lighter and more comfortable to wear, providing you with a quality sensory experience Specifications: Plug type: 3.5mm Earphone type: dynamic iron hybrid earphone Pin type: 2Pin-S Sensitivity: 124dB Wearing method: around the ear Frequency range: 20Hz-200000HZ Impedance: 32Ω Weight (earphone + cable): 6g+12g Cable length: 1.2m±3cm Unit type: dynamic coil (Ф14.2mm)