diff --git a/pages/audio.bluetooth.md b/pages/audio.bluetooth.md
index 4d4406b..cf02ea9 100644
--- a/pages/audio.bluetooth.md
+++ b/pages/audio.bluetooth.md
@@ -1,3 +1,6 @@
+# BT
+- BT5 is must-have
+- APTX low latency also
 # APTX
 ## windows