很簡陋的音樂播放器，只有很簡單的功能，第一次運行時選擇資料夾路徑後就可以輕鬆選曲，而路徑亦可以隨時改變。,Very simple music player that only very simple functions, the first choice of running after the folder path can easily selections, and the path can be changed at any time.