The RE931 is a 61.40 x 81.7mm SMD Adaption Circuit Board, made of 1.5mm epoxy fibreglass and 35μm Cu double-sided construction with solder stop mask Ni/Au surface. This 0.65/0.635mm plated through hole adapter circuit board comes with pre-scratched rated break point for the separation of individual modules from the board and suitable for 7 different SSOP's devices.