speaker voice coil speaker part voice coil motor PA coil copper coil for speaker Voice Coil MotorSpeaker Voice Coil,speaker part ,car speaker coil ,PA coil,copper coil for speaker,Speaker Parts1 ... supply all kinds of speaker voice coils according to your requirements. name: speaker voice coil bobbin material AL,ASV,KSV, ... diameter13mm to 120mm(1",1.25",1.5",1.75",3",4",4.7”etc) bobbin Height1.4mm to ...