|  | Material: FR4 No. of layers: 2 Board finished thickness: 2.40mm Finished Copper: 10 oz (350um) Surface finishing: Immersion Gold |  | Material: Flexi-Rigid No. of layers: 4 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Lead-free HAL | 
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    |  | Material: FR4 No. of layers: 6 Board finished thickness: 6.0mm Finished Copper: 4 oz (140um) Surface finishing: Immersion Gold |  | Material: FR4 No. of layers: 6 Board finished thickness: 2.0mm Finished Copper: 1 oz (35um) Surface finishing: Immersion Gold Others: Edge Plating | 
  
    |  | Material: FR4 No. of layers: 8 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Immersion Gold Others: Blind vias, Buried vias, Uneven layer structure |  | Material: Aluminum board No. of layers: 2 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Lead-free HAL | 
  
    |  | Material: Flexi-Rigid No. of layers: 8 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Immersion Gold Others: Blind via See Layer Structure |  | Material: Aluminum board No. of layers: 4 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Immersion Gold | 
  
    |  | Material: Flexi-Rigid No. of layers: 8 Board finished thickness: 1.60mm Finished Copper: 1 oz (35um) Surface finishing: Immersion Gold Others: Blind vias, Buried vias |  | Material: Flexi-Rigid Flexible Rigid PCB 8 layers Immersion Gold 0.30mm flexible finished thickness 1.6mm rigid finished thickness |