信不信由你,成年人听不到的铃声,试试看你能么
不信让你家小孩子一起测试
http://www.highring.com/downloads/high15.mp3
http://www.highring.com/downloads/high15.wav
不信让你家小孩子一起测试
http://www.highring.com/downloads/high15.mp3
http://www.highring.com/downloads/high15.wav