diff --git a/8266/8266.org b/8266/8266.org
index e8e9697..de05ffa 100644
--- a/8266/8266.org
+++ b/8266/8266.org
@@ -14,6 +14,8 @@
 
 * ModriZob
   https://randomnerdtutorials.com/esp32-bluetooth-classic-arduino-ide/
+  https://github.com/espressif/arduino-esp32/tree/master/libraries/BluetoothSerial
+  https://randomnerdtutorials.com/esp32-bluetooth-classic-arduino-ide/
 
 * OSC
   https://github.com/CNMAT/OSC