1) FR-4 Tg135, 2 layers, 1.6mm thick
2) 1 oz finished copper weight
3) Dielectric constant(Er): 4.4-5.2
4) Min. track/space: 0.13mm/0.12mm
5) LPI Solder mask/White ident
6) Min. hole size: 0.3mm
7) Finish: immersion gold