diff --git a/sel.wav b/sel.wav
new file mode 100644
index 0000000..d7d32f3
Binary files /dev/null and b/sel.wav differ
diff --git a/点名器.pyw b/点名器.pyw
index 95b4542..f758f82 100644
--- a/点名器.pyw
+++ b/点名器.pyw
@@ -4,6 +4,7 @@ import tkinter.messagebox as msgbox
 import random
 import sys
 import win32con, win32api
+import winsound
 
 gui_size = "620x200"
 
@@ -31,6 +32,7 @@ up_percent = 30
 down_persent = 40
 filename = "names.xls"
 configname = "config.data"
+selname = "sel.wav"
 elim_rows = 1
 percent_override = True
 
@@ -173,6 +175,7 @@ def choose():
     class_label.config(text = choice.class_name)
     subject_label.config(text = choice.subject)
     last_choice = choice.name
+    winsound.PlaySound(selname, winsound.SND_ASYNC | winsound.SND_FILENAME)
 
 startrandom = Button(gui, text = "立刻摇人!", font = ("宋体", 17, "bold"), height = 2, fg = "red", command = choose, bg = "white")