VSonic GR07 Bass Edition Dynamic Noise Isolation Earphones Earbuds IEM Elegant design, sophisticated look and very comfortable fit Lightweight Dynamic (moving-coil) Drivers are 11mm wide 1.3 Meter cable has TPU plastic and proper magnetic shielding with silver wires High quality, gold plated 3.5mm plug. Diaphragm and enclosure's Bio-cellulose layers enhance sound quality, providing warmth and versatile musical tone.