diff --git a/inc/ldacBT.h b/inc/ldacBT.h
index 698597c..f43820c 100644
--- a/inc/ldacBT.h
+++ b/inc/ldacBT.h
@@ -123,12 +123,14 @@
  *   - LDACBT_EQMID_HQ : Encode setting for High Quality.
  *   - LDACBT_EQMID_SQ : Encode setting for Standard Quality.
  *   - LDACBT_EQMID_MQ : Encode setting for Mobile use Quality.
+ *   - LDACBT_EQMID_ABR: Reserved EQMID for ABR. The value shall be 0x7F.
  */
 enum {
     LDACBT_EQMID_HQ = 0,
     LDACBT_EQMID_SQ,
     LDACBT_EQMID_MQ,
-    LDACBT_EQMID_NUM,     /* terminater */
+    LDACBT_EQMID_NUM,     /* terminator */
+    LDACBT_EQMID_ABR = 0x7F,
 };
 
 /* Bit rates