FiiO FT5 90mm Open Planar Magnetic HeadphonesLarge 90mm planar magnetic driver | 6μm ultra-thin diaphragm - Only 1/10 of the hair’s thicknessMicron-level aluminium-silver alloy coil, Ideal combination of acoustics and easiness of powerOpen-backed design, A more natural sound, a more musical sound | Lightweight magnesium alloy construction, Reduced weight, better comfort20 neodymium magnets per driver, Balanced force, for precise soundHigh sensitivity and easy to power: 110dB/1Vrms@1kHz | 96dB/mW@1kHzImpedance: 36Ω | Frequency response: 7Hz-40kHzCable material: 392 wires of high-purity silver-plated monocrystalline copper
