diff --git a/Protocols_Details.md b/Protocols_Details.md
index fffe074..36ef400 100644
--- a/Protocols_Details.md
+++ b/Protocols_Details.md
@@ -778,7 +778,7 @@ Model: Air Hogs Star Trek USS Enterprise NCC-1701-A
 
 Autobind protocol
 
-Telemetry: RSSI is a dummy value. A1 voltage is dummy but used for crash detection. In case of a crash event A1=0V, you can assign a sound to be played on the TX in that case (siren on the original transmitter).
+Telemetry: RSSI is a dummy value. A1 voltage is dummy but used for crash detection. In case of a crash event A1>0V, you can assign a sound to be played on the TX in that case (siren on the original transmitter).
 
 Only 9 IDs available, cycle through them using RX_Num.