FiiO FP3 HiFi 14.5mm Planar Diaphragm Driver in Ear Earphone IEMs, with Solid Wood faceplate, Detachable 0.78mm 2Pin IEM Cable for Musician Singer Audiophile (Black Walnut) 249790

Second-generation self-developed 14.5mm in-ear planar driver| 1μm thin diaphragm | Titanium Aluminum dual-coating patented technology 28 nm-grade process technology | 0.055mm ultra-fine traces | 14 N52 neodymium magnets on each unit “Tesla valve” patented bass enhancement acoustic technology | Lightweight 6.5g per unit | Specially designed for comfort Rosewood/Black walnut versions available | 4 strands totaling 392 wires of silver-plated copper cable | 3.5/4.4mm swappable plug