diff --git a/site/specs/insights.yml b/site/specs/insights.yml
index 40f39f02e..9b3d52d21 100644
--- a/site/specs/insights.yml
+++ b/site/specs/insights.yml
@@ -160,6 +160,23 @@ components:
           $ref: '#/components/schemas/attestationIndicator'
         hangUpSource:
           $ref: '#/components/schemas/hangUpSource'
+        postDialDelay:
+          type: integer
+          description: >-
+            How long it takes for a calling party to hear a ringback tone after
+            initiating a call, measured in milliseconds.
+          nullable: true
+          example: 0
+        packetsSent:
+          type: integer
+          description: Count of packets sent during transmission.
+          nullable: true
+          example: 0
+        packetsReceived:
+          type: integer
+          description: Count of packets received during transmission.
+          nullable: true
+          example: 0
     genericError:
       title: Generic Error
       type: object