diff --git a/IR_Decoder.cpp b/IR_Decoder.cpp
index a8d5035..b8381f5 100644
--- a/IR_Decoder.cpp
+++ b/IR_Decoder.cpp
@@ -97,7 +97,7 @@ void IR_Decoder::_tick()
         }
         gotRaw.set(&packInfo, id);
     }
-    if (isWaitingAcceptSend && millis() - acceptSendTimer > 75)
+    if (isWaitingAcceptSend && millis() - acceptSendTimer > acceptDelay)
     {
         encoder->sendAccept(addrAcceptSendTo, acceptCustomByte);
         isWaitingAcceptSend = false;
diff --git a/IR_DecoderRaw.h b/IR_DecoderRaw.h
index 90929e1..b5ad407 100644
--- a/IR_DecoderRaw.h
+++ b/IR_DecoderRaw.h
@@ -23,6 +23,7 @@
 #define riseTimeMin (riseTime - riseTolerance)
 #define aroundRise(t) (riseTimeMin < t && t < riseTimeMax)
 #define IR_timeout (riseTimeMax * (8 + syncBits + 1)) // us // таймаут в 8 data + 3 sync + 1
+constexpr uint16_t IR_ResponseDelay = ((uint16_t)(((bitTime+riseTolerance) * (8 + syncBits + 1))*2.7735))/1000;
 
 class IR_Encoder;
 class IR_DecoderRaw : virtual public IR_FOX