视频播放器，具有回放，播放等功能，是一款不错的软件工具,Video player with playback, playback and other functions, is a good software tools

DELPHI使用电脑扬声器播放音乐,不再使用耳机输出仅利用电脑喇叭即可完成音乐的播放-DELPHI using the computer speaker to play music, no longer use the headphone output using only the computer speakers to complete the music player