Support 36-100 pins QFP, TQFP, PQFP package IC with 0.65mm pitch, 10 pcs. of 0603 package, and some thru hole passive components. 9 ground holes are connected a copper plane on the bottom side. This is the older version of SchmartBoard. It requires expert soldering skills. For an easier and faster alternative consider the SchmartBoard|ez version of this product.