diff --git a/README.md b/README.md
index e490efc..988bbdb 100644
--- a/README.md
+++ b/README.md
@@ -92,9 +92,11 @@ Once the TX is telemetry enabled, it just needs to be configured on the model (s
 ##Protocols
 
 ###TX ID
-The multiprotocol TX module is using a 32bits ID generated randomly at first power up. This global ID is used by all protocols.
+The multiprotocol TX module is using a 32bits ID generated randomly at first power up. This global ID is used by nearly all protocols.
 There are little chances to get a duplicated ID.
 
+For DSM2/X and Devo the CYRF6936 unique manufacturer ID is used.
+
 It's possible to generate a new ID using bind button on the Hubsan protocol during power up.
 
 ###Bind