... such as: telecommunication, medical electronics, industrial control, industrial power, microphone, mobile, digital, connector, MCU, crane radio receiver, remote ... customer! 2.Product DescriptionThis PCBA product is suitable for microphone!Max layers: 16Base Material: FR-1, CEM-1, ... Line Width: 0.1mmMin. Line Spacing: 0.1mmSurface Finishing (Bonding pad): HASL, plated gold, immersion Au, Ag, Sn, ... 3 ...