Upbeat – energetic, positive track, in which there are such instruments: muted guitar, acoustic guitar, piano, strings, drums, bass, bells. The track is well suited for video, advertising and other.
乐观 – 充满活力，积极的音乐轨道，使用乐器：静音吉他，原声吉他，钢琴，弦乐，鼓，贝斯，铃铛。这个音乐非常适合视频，广告和其他。