A card edge connector for mating to a flex circuit includes a housing having a front, a top and a bottom. The housing has a slot between the top and the bottom. The slot is open at the front. The slot is configured to receive a flex circuit therein. Upper contacts are held by the housing between the slot and the top. The upper contacts are exposed in the slot for mating with an upper surface of the flex circuit. Lower contacts are held by the housing between the slot and the bottom. The lower contacts are exposed in the slot for mating with a lower surface of the flex circuit.