The communication module 220 may have a configuration that is the same as, or similar to, that of the communication interface 170. The communication module 220 may include, for example, a cellular module 221, a Wi-Fi module 223, a Bluetooth module 225, a GNSS module 227, an NFC module 228, and an RF module 229. The cellular module 221 may provide, for example, a voice call, a video call, a text-message service, an Internet service, or the like via a communication network.