Audeze LCD MX4

Style : Open circumaural

Transducer type : Planar magnetic

Magnetic arrays : Double Fluxor™ magnets

Magnet type : Neodymium

Transducer size : 106 mm

Maximum power handling : 15W (for 200ms)

Sound pressure level : >130dB with 15W

Frequency response : 5Hz – 20kHz extended out to 50kHz

Total harmonic distortion : <1% through entire frequency range

Impedance : 20 ohms

Efficiency : 105 dB / 1mW 

Optimal power requirement : 1 – 4W