... , Square, Ring, Disc, Arc segment and so on.7.Application: Voice-coil Motor(VCM), MRI, Generator, Car, Speaker, Computer and so ... Field:Receiver,Speaker,Microphone,Audio alarm stage,Loudspeaker18.Motor Field: Voice coil motor (VCM), CD\DVD-ROM, Generator, Vibration Motor, Brushless ... .Others: Toy magnet, Bag magnet, Craft Gift Package coated magnet with hole