diff --git a/business/jxstore/event/event_tcp_utils.go b/business/jxstore/event/event_tcp_utils.go
index c3bdb2243..a2dc57352 100644
--- a/business/jxstore/event/event_tcp_utils.go
+++ b/business/jxstore/event/event_tcp_utils.go
@@ -68,6 +68,7 @@ const (
 	hexSignQr       = "1b5a000106" // "1b5a000106"  0600 : 后面二维码的字节数
 	hexSignQrEnd    = "000a1b40"   // 000a0a0a1b40
 	hexSignSound    = "1d6b40"     // 音频指令
+	hexSignSoundOld = "1B594155"   // 音频指令(老指令)
 
 	//起始标签 -- 自定义标签utf8转码为gbk字符集
 	byteSignBR       = "3c62723e"         // 换行
@@ -516,7 +517,7 @@ func replaceContent(content string, printMsg *model.PrintMsg) (result string) {
 
 			//soundLenH, soundLenX := int2h8l8(int64((len(realSound) + len("0101")) / 2))
 			//result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+"fd"+soundLenH+soundLenX+"0100"+hexPrefixStr)
-			result = strings.ReplaceAll(result, byteSignSound, hexSignSound+allLen+hexPrefixStr)
+			result = strings.ReplaceAll(result, byteSignSound, hexSignSoundOld+hexPrefixStr)
 			result = strings.ReplaceAll(result, byteSignSoundE, "")
 			//}
 		}