pecifications:
Distortion: <0.1% THD
Diaphragm: LMC
Speaker diameter: 50 mm
Sensitivity: 100 dB @ 1 mW
Maximum power input: 500 mW
Impedance: 30 Ohm
Frequency response: 5 – 40 000 Hz
Magnet type: Neodymium
Acoustic system: Open
Type: dynamic
Included accessories: Balanced and Unbalanced detachable Oxygen free cable (3 m), 3.5 – 6.3 mm adapter, cable clip
https://www.amazon.com/Philips-X3…0884XTXS8/