The LCDi4 represents the pinnacle of both audio quality and technological innovation. This groundbreaking in-ear headphone features the same Nano-Scale Uniforce diaphragm found in our LCD-4 and 4z, paired with our powerful Fluxor magnet array to offer one of the most responsive, detailed, engaging, and immersive listening experiences in the world. The i4 will transform everything you thought you knew about in-ear headphones as you hear your favorite music as though for the first time. Our Double Fluxor™ Magnetic Array set the record as the most powerful open magnetic circuit ever created, ensuring that our Flagship drivers can reproduce any audio signal with unrivaled accuracy and power. The Nano-scale diaphragms used in the LCD Flagship series are some of the thinnest in the world, providing extremely fast and accurate transient responses that capture every musical detail with precision and near-zero distortion. The culmination of decades of research and development. Featuring our Nano-scale diaphragms, Fluxor™ magnet arrays, and Uniforce™ voice coils, our Flagship series truly represents the pinnacle of HiFi audio technology.   Specifications Style- In-ear, semi open-back Transducer type- Planar Magnetic Magnetic structure- Fluxor magnet array Phase management- Fazor Magnet type- Neodymium N50 Diaphragm type- Nano-scale Uniforce Transducer size- 30mm Maximum power handling- 500mW RMS Maximum SPL- >130dB Frequency response- 10Hz-50kHz THD- <0.1 % @ 100dB Impedance- 32 ohms Sensitivity- 110 dB/1mW (at Drum Reference Point) Minimum power requirement- >50mW Weight- 23g/pair