An electronic device having a space formed between a front face and a rear face thereof, the electronic device comprising: a first cover disposed on the front face; a second cover disposed on the rear face; a frame surrounding a periphery of the first cover and a periphery of the second cover ; at least one antenna module coupled to a first face of the second cover , and including a first coupling portion ; and a printed circuit board disposed in the space and having a front face including a second coupling portion electrically connected to the first coupling portion , wherein the first coupling portion includes a first pogo pin, and wherein the second coupling portion includes a second pogo pin electrically connected to the first pogo pin, or wherein the first coupling portion includes a first compression connector, and wherein the second coupling portion includes a second compression connector electrically connected to the first compression connector, wherein the at least one antenna module includes: an antenna array having a first face coupled to the first face of the second cover and electrically connected to the front face of the printed circuit board ; and a radio communication circuit having a first face coupled to a second face of the antenna array and electrically connected to the antenna array, wherein the second face of the antenna array includes a first region to which the radio communication circuit is coupled, and a second region in which the first coupling portion for electrical connection to the second coupling portion of the printed circuit board is disposed. a first cover disposed on the front face; a second cover disposed on the rear face; a frame surrounding a periphery of the first cover and a periphery of the second cover ; at least one antenna module coupled to a first face of the second cover , and including a first coupling portion ; and a printed circuit board disposed in the space and having a front face including a second coupling portion electrically connected to the first coupling portion , wherein the first coupling portion includes a first pogo pin, and wherein the second coupling portion includes a second pogo pin electrically connected to the first pogo pin, or wherein the first coupling portion includes a first compression connector, and wherein the second coupling portion includes a second compression connector electrically connected to the first compression connector, wherein the at least one antenna module includes: an antenna array having a first face coupled to the first face of the second cover and electrically connected to the front face of the printed circuit board ; and a radio communication circuit having a first face coupled to a second face of the antenna array and electrically connected to the antenna array, wherein the second face of the antenna array includes a first region to which the radio communication circuit is coupled, and a second region in which the first coupling portion for electrical connection to the second coupling portion of the printed circuit board is disposed. an antenna array having a first face coupled to the first face of the second cover and electrically connected to the front face of the printed circuit board ; and a radio communication circuit having a first face coupled to a second face of the antenna array and electrically connected to the antenna array, wherein the second face of the antenna array includes a first region to which the radio communication circuit is coupled, and a second region in which the first coupling portion for electrical connection to the second coupling portion of the printed circuit board is disposed. <EOS>