An electronic device includes a connection unit that is electrically connected with an external connection jack utilizing a magnetic force for a non-insertive electrical connection. According to an embodiment, the electronic device may include an electronic device main body; a printed circuit board that is provided in the electronic device main body and that has a connection unit and a plurality of electronic components mounted thereon; and a magnetic connection device unit that is provided in the electronic device main body and that electrically connects the connection unit with an external connection jack by a magnetic force.