A multi-format audio player. The noise-canceling function provides clear high-quality sound, enabling listening at low volume. Will not annoy people around you, and gentle on the ears, reducing listening strain. A monitor mode makes it easy to listen to external sound. This enables, for example, conversation and confirmation of announcements at the station while listening to music. The simple appearance and glossy clear coating produces a bright external texture, representing its clear high-quality sound. Operation buttons integrated to the main body give firm clicking feedback.