... and best price 3.Short lead time and all-round magnetic product Magnet(NdFeB magnet) is made from Neodymium,Iron,Boron ... ,cylinder,sphere,block ,ring ,tile, arc, and ect. 5.) High magnetic performance (Br: 11,000 to 14,500 Gs,Hci: 11 ... (Ndfeb Magnet)1.) Electro-Acoustic Field: Receiver, Speaker, Microphone, Audio alarm stage, Loudspeaker2.) Motor Field: Voice coil motor (VCM), CD/DVD ...