diff --git a/kenwood/flex.c b/kenwood/flex.c
index 207205d3e..f024208dd 100644
--- a/kenwood/flex.c
+++ b/kenwood/flex.c
@@ -68,6 +68,10 @@ int verify_flexradio_id(RIG *rig, char *id)
 		rig_debug(RIG_DEBUG_VERBOSE, "%s: Rig ID is %s (Flex 6500R)\n", __func__, id);
 	else if (strcmp("907", idptr) == 0)
 		rig_debug(RIG_DEBUG_VERBOSE, "%s: Rig ID is %s (Flex 6300)\n", __func__, id);
+	else if (strcmp("908", idptr) == 0)
+		rig_debug(RIG_DEBUG_VERBOSE, "%s: Rig ID is %s (Flex 6400)\n", __func__, id);
+	else if (strcmp("909", idptr) == 0)
+		rig_debug(RIG_DEBUG_VERBOSE, "%s: Rig ID is %s (Flex 6600)\n", __func__, id);
 	else {
 		rig_debug(RIG_DEBUG_VERBOSE, "%s: Rig (%s) is not a Flex 6000 Series\n", __func__, id);
 		return -RIG_EPROTO;
diff --git a/kenwood/kenwood.c b/kenwood/kenwood.c
index 200ea0e31..f4c73b116 100644
--- a/kenwood/kenwood.c
+++ b/kenwood/kenwood.c
@@ -601,6 +601,8 @@ int kenwood_open(RIG *rig)
       || !strcmp ("ID905", id)  /* PowerSDR Flex-6500 */
       || !strcmp ("ID906", id)  /* PowerSDR Flex-6700R */
       || !strcmp ("ID907", id)  /* PowerSDR Flex-6300 */
+      || !strcmp ("ID908", id)  /* PowerSDR Flex-6400 */
+      || !strcmp ("ID909", id)  /* PowerSDR Flex-6600 */
       )
     {
       priv->is_emulation = 1;   /* Emulations don't have SAT mode */