A connector, comprises: a cage having a chamber having a top wall; a radiator mounted on the top wall of the chamber; an elastic clip fixing the radiator on the top wall of the chamber and having a first side and a second side opposite to the first side in a lateral direction of the chamber; a first latch on the cage and having a slot; a second latch on the cage and having a slot; a first hook on the first side of the elastic clip engaged into the slot of the first latch from an outer side of the first latch; and a second hook on the second side of the elastic clip engaged into the slot of the second latch from an inner side of the second latch far away from the first latch and facing the first latch.