diff --git a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J9202.java b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J9202.java
index 7cb4e53ef..7ecf97d06 100644
--- a/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J9202.java
+++ b/src/main/java/com/genersoft/iot/vmp/jt1078/proc/response/J9202.java
@@ -32,7 +32,10 @@ public class J9202 extends Rs {
         buffer.writeByte(channel);
         buffer.writeByte(playbackType);
         buffer.writeByte(playbackSpeed);
-        buffer.writeBytes(ByteBufUtil.decodeHexDump(playbackTime));
+        if (playbackType == 5) {
+            buffer.writeBytes(ByteBufUtil.decodeHexDump(playbackTime));
+        }
+
         return buffer;
     }