... , Arc segment and so on.7.Application: Voice-coil Motor(VCM), MRI, Generator, Car, Speaker, Computer and so on.8.Delivery time: Within ... to 50MGOe )17.Electro Acoustic Field:Receiver,Speaker,Microphone,Audio alarm stage,Loudspeaker18.Motor Field: Voice coil motor (VCM), CD\DVD-ROM, Generator ...