A connector and an electronic apparatus and a combination comprising the connector for first and second joints are disclosed. The connector includes a base, a plurality of first pins, and a plurality of second pins. The base has a first and a second connecting surface. The first pins are disposed on the first connecting surface and the quantity of the first pins is the same as the pin quantity of the first joint. In addition, the second pins are disposed on the second connecting surface and the total quantity of the second pins and the first pins is the same as the pin quantity of the second joint. The base may include two convex parts and a concave part. The first connecting surface and the second connecting surface are disposed on surfaces of the two convex parts respectively. The concave part accommodates the two convex parts.