This audio clip, titled "Sound Effect of Airport Check-in 02", commences with the familiar, bustling ambiance of an airport. The underlying sound of numerous conversations, announcements, and distant footsteps on the polished airport floor set the scene of a busy terminal. Then, the main focus of the audio, the check-in process, comes into play. The crisp sound of a passenger's ticket being acknowledged by the check-in machine gives off a satisfying 'pling' sound. This effect reflects the successful completion of the check-in process, a sound that is familiar to frequent air travelers. The audio recording accurately embodies the atmosphere of an airport check-in, offering listeners a sense of being part of the process.