Qigom 50E02 50mm Titanium Film Double Copper Ring Headphone Driver Unit 42 Ohm HiFi DIY Headphone Loudspeakers

Features: 50mm driver unit, 42 ohm CCA material, 20 core N42 magnetic, the film is titanium film with copper ring, the sound tone can be adjusted from the U hole on the back Type: Dynamic Use: HiFi (home) Frequency feature: bass (low frequency) Rated power: 0.05 W Impedance: 42 ohm Frequency: 20-20Khz Directivity: red point is upright Sensitivity: 113 dB/W Package Included: 2 x Qigom 50E02 Loudspeaker Unit