Voice Coil, Flat Wire Voice Coil, Speaker Part manufacturer / supplier in China, offering PRO Audio Speaker with 3inch in/out 240° C Class High Temperature Voice Coil, 4″ Dual 1 Ohm Flat Copper Voice Coil 99.2*165h*D1 Series, Speaker Diaphragm for Horn Speaker Made by Polyimide Material Model Dg-30dB and so on.