Soundsing Audio Manufacturing Co.,Ltd is one of the leading China polyester replacement diaphragm manufacturers and suppliers, providing with polyester replacement diaphragm wholesale, welcome to import high quality products from our factory. SDM-N350 is a 1.75" VC polyester replacement diaphragm. It is good to replace RCF N350 driver diaphragm. We have many models with different designs. Products specification Diaphragm material: polyester Voice Coil Diameter:1.75" Voice Coil Wire Material: CCAR Bobbin Material: Kapton Impedance: 8 Ohm Packing Information: Each is packed in transparent plastic cover Other Information Place of Original: Guangzhou, China Payment Terms: T/T, Western Union, Money Gram Port of Delivery: Huangpu, Guangzhou, China Production Lead Time:30days after receive 30% T/T OEM, ODM Service: Available