Type: small size air core coil with different size/shape/coil winding Place of Origin:PingXian China Brand Name:Golden Eagle Copper Wire Diameter:0.0119-3MM(support customized) Coil Diameter:0.5*20*300MM(support customized) Coil Turns:2-5000TS( Support customized) Coil Shape:tube/oval/ roud/racetrack/rectuangle etc( support customized) Inductance:Support Customized Resistance:12.5±10%-67.5Ω( support customized) Cost: USD 0.05-0.5/pcs With volume 10,0000 monthly. ChengPin Technology can using 0.0119mm wire diameter to manufacture 1-3mm mirco acoustic inductors has the unique winding technology,use the enameled wire dimention OD0.0119MM(AWG56) Customized all size,shapes,inductance/resistance based on your requirements.Or provide you best solution based on your test standard.