This is a multi-layer printed circuit board carefully designed for an extra-long service life. It is made with quality material and surface treatments for added durability. It guarantees stable and high performance. 

• Number of layers: 4.
• Line width/space: 1.2/0.08mm.
• Minimum aperture: 0.25mm.
• Board thickness: 0.6mm.
• Surface treatment: gold plating and OSP.