diff --git a/2021/wireless-audio.csv b/2021/wireless-audio.csv
index 729069d..d0b03b9 100644
--- a/2021/wireless-audio.csv
+++ b/2021/wireless-audio.csv
@@ -1,7 +1,7 @@
-"function","band","bank/freq","receiver","audio mixer in"
-"headset 1",500,1,"incase",1
-"headset 2",700,1,"incase",2
-"stick herald",700,2,"incase",3
-"stick audience",800,1,"incase",4
-"stick backup",500,2,"portable","12?"
-"fosdem box",700,3,"portable","9?"
+"function","band","bank/freq","receiver","audio mixer in","label"
+"headset 1",500,2/1,"incase:4",1,"lect1"
+"headset 2",700,1/1,"incase:2",2,"lect2"
+"stick herald",800,1/1,"incase:3",3,"herald"
+"stick audience",700,1/2,"incase:1",4,"audience"
+"stick backup",500,2/2,"portable:1","6","VOC"
+"fosdem box",700,1/3,"portable:2","5","fosbox"