diff --git a/pybleno/hci_socket/Bindings.py b/pybleno/hci_socket/Bindings.py
index 5492cbe..cab32e5 100644
--- a/pybleno/hci_socket/Bindings.py
+++ b/pybleno/hci_socket/Bindings.py
@@ -109,7 +109,7 @@ def onReadLocalVersion(self, hciVer, hciRev, lmpVer, manufacturer, lmpSubVer):
             self._gatt.maxMtu = 23
         elif (manufacturer == 93):
             # Realtek Semiconductor Corporation
-            self._gatt.maxMtu = 23
+            self._gatt.maxMtu = 128
 
     def onAdvertisingStart(self, error):
         self.emit('advertisingStart', [error])