4Layer
Layer：4L
Material：FR-4 TG
Finished board thickness：1.2mm
Finished copper thickness：Outer 2oz Inner 1oz
Min hole size：0.2mm
Hole copper thickness：≥20um
Width/Space：Min5/5mil
Solder mask color：Green
Surface treatment：Gold Plating
Material：FR-4 TG
Finished board thickness：1.2mm
Finished copper thickness：Outer 2oz Inner 1oz
Min hole size：0.2mm
Hole copper thickness：≥20um
Width/Space：Min5/5mil
Solder mask color：Green
Surface treatment：Gold Plating
