An electronic device is provided, including a housing, a first slot, a second slot, and a circuit board. The first and second slots are formed on the housing and spaced apart from each other. The circuit board is disposed in the housing and includes a first antenna structure and a second antenna structure. The first antenna structure has a Z-shaped conductive body, and the second antenna structure includes a microstrip portion and a base portion. The base portion is electrically connected to the conductive body, and the microstrip portion is spaced apart from the base portion.