PCB TO PCB CONNECTOR ADAPTER Adapters from different kind of connectors using a pcb. Board types There are several board types, each one with different personalities 2x5 Male 1.27 mm to Male 2.54 mm SMA to U.FL Barrel Panel 3p 5.5mmx2.1mm to Screw 3mm5 HINT LINK 2x5 Male 1.27 mm to Male 2.54 mm 2x5-127-to-254 SMA to U.FL sma-u-fl Barrel Panel 3p 5.5mmx2.1mm to Screw 3mm5 barrel-panel-3p-5mm5x2mm1-to-screw-3mm5