diff --git a/api_names_out.yaml b/api_names_out.yaml
index fedb0f9e5..62077c8e9 100644
--- a/api_names_out.yaml
+++ b/api_names_out.yaml
@@ -8749,6 +8749,8 @@
 "/androidmanagement:v1/NetworkInfo/imei": imei
 "/androidmanagement:v1/NetworkInfo/meid": meid
 "/androidmanagement:v1/NetworkInfo/networkOperatorName": network_operator_name
+"/androidmanagement:v1/NetworkInfo/telephonyInfos": telephony_infos
+"/androidmanagement:v1/NetworkInfo/telephonyInfos/telephony_info": telephony_info
 "/androidmanagement:v1/NetworkInfo/wifiMacAddress": wifi_mac_address
 "/androidmanagement:v1/NonComplianceDetail": non_compliance_detail
 "/androidmanagement:v1/NonComplianceDetail/currentValue": current_value
@@ -8977,6 +8979,9 @@
 "/androidmanagement:v1/SystemUpdateInfo": system_update_info
 "/androidmanagement:v1/SystemUpdateInfo/updateReceivedTime": update_received_time
 "/androidmanagement:v1/SystemUpdateInfo/updateStatus": update_status
+"/androidmanagement:v1/TelephonyInfo": telephony_info
+"/androidmanagement:v1/TelephonyInfo/carrierName": carrier_name
+"/androidmanagement:v1/TelephonyInfo/phoneNumber": phone_number
 "/androidmanagement:v1/TermsAndConditions": terms_and_conditions
 "/androidmanagement:v1/TermsAndConditions/content": content
 "/androidmanagement:v1/TermsAndConditions/header": header
diff --git a/generated/google/apis/androidmanagement_v1.rb b/generated/google/apis/androidmanagement_v1.rb
index 39ff7a76d..45929eacb 100644
--- a/generated/google/apis/androidmanagement_v1.rb
+++ b/generated/google/apis/androidmanagement_v1.rb
@@ -26,7 +26,7 @@ module Google
     # @see https://developers.google.com/android/management
     module AndroidmanagementV1
       VERSION = 'V1'
-      REVISION = '20201123'
+      REVISION = '20201207'
 
       # Manage Android devices and apps for your customers
       AUTH_ANDROIDMANAGEMENT = 'https://www.googleapis.com/auth/androidmanagement'
diff --git a/generated/google/apis/androidmanagement_v1/classes.rb b/generated/google/apis/androidmanagement_v1/classes.rb
index 24f5a42a7..620ffd897 100644
--- a/generated/google/apis/androidmanagement_v1/classes.rb
+++ b/generated/google/apis/androidmanagement_v1/classes.rb
@@ -1911,6 +1911,13 @@ module Google
         # @return [String]
         attr_accessor :network_operator_name
       
+        # Provides telephony information associated with each SIM card on the device.
+        # Only supported on fully managed devices starting from Android API level 23 and
+        # above.
+        # Corresponds to the JSON property `telephonyInfos`
+        # @return [Array<Google::Apis::AndroidmanagementV1::TelephonyInfo>]
+        attr_accessor :telephony_infos
+      
         # Wi-Fi MAC address of the device. For example, 7c:11:11:11:11:11.
         # Corresponds to the JSON property `wifiMacAddress`
         # @return [String]
@@ -1925,6 +1932,7 @@ module Google
           @imei = args[:imei] if args.key?(:imei)
           @meid = args[:meid] if args.key?(:meid)
           @network_operator_name = args[:network_operator_name] if args.key?(:network_operator_name)
+          @telephony_infos = args[:telephony_infos] if args.key?(:telephony_infos)
           @wifi_mac_address = args[:wifi_mac_address] if args.key?(:wifi_mac_address)
         end
       end
@@ -3525,6 +3533,33 @@ module Google
         end
       end
       
+      # Telephony information associated with a given SIM card on the device. Only
+      # supported on fully managed devices starting from Android API level 23 and
+      # above.
+      class TelephonyInfo
+        include Google::Apis::Core::Hashable
+      
+        # The carrier name associated with this SIM card.
+        # Corresponds to the JSON property `carrierName`
+        # @return [String]
+        attr_accessor :carrier_name
+      
+        # The phone number associated with this SIM card.
+        # Corresponds to the JSON property `phoneNumber`
+        # @return [String]
+        attr_accessor :phone_number
+      
+        def initialize(**args)
+           update!(**args)
+        end
+      
+        # Update properties of this object
+        def update!(**args)
+          @carrier_name = args[:carrier_name] if args.key?(:carrier_name)
+          @phone_number = args[:phone_number] if args.key?(:phone_number)
+        end
+      end
+      
       # A terms and conditions page to be accepted during provisioning.
       class TermsAndConditions
         include Google::Apis::Core::Hashable
diff --git a/generated/google/apis/androidmanagement_v1/representations.rb b/generated/google/apis/androidmanagement_v1/representations.rb
index 75d618244..ad5759b21 100644
--- a/generated/google/apis/androidmanagement_v1/representations.rb
+++ b/generated/google/apis/androidmanagement_v1/representations.rb
@@ -394,6 +394,12 @@ module Google
         include Google::Apis::Core::JsonObjectSupport
       end
       
+      class TelephonyInfo
+        class Representation < Google::Apis::Core::JsonRepresentation; end
+      
+        include Google::Apis::Core::JsonObjectSupport
+      end
+      
       class TermsAndConditions
         class Representation < Google::Apis::Core::JsonRepresentation; end
       
@@ -896,6 +902,8 @@ module Google
           property :imei, as: 'imei'
           property :meid, as: 'meid'
           property :network_operator_name, as: 'networkOperatorName'
+          collection :telephony_infos, as: 'telephonyInfos', class: Google::Apis::AndroidmanagementV1::TelephonyInfo, decorator: Google::Apis::AndroidmanagementV1::TelephonyInfo::Representation
+      
           property :wifi_mac_address, as: 'wifiMacAddress'
         end
       end
@@ -1248,6 +1256,14 @@ module Google
         end
       end
       
+      class TelephonyInfo
+        # @private
+        class Representation < Google::Apis::Core::JsonRepresentation
+          property :carrier_name, as: 'carrierName'
+          property :phone_number, as: 'phoneNumber'
+        end
+      end
+      
       class TermsAndConditions
         # @private
         class Representation < Google::Apis::Core::JsonRepresentation
diff --git a/generated/google/apis/androidmanagement_v1/synth.metadata b/generated/google/apis/androidmanagement_v1/synth.metadata
index 0c99a34a8..0aebac036 100644
--- a/generated/google/apis/androidmanagement_v1/synth.metadata
+++ b/generated/google/apis/androidmanagement_v1/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/google-api-ruby-client.git",
-        "sha": "72d045518a6f806ea35be379e40d2e465fdc1c1b"
+        "sha": "4a08e0b2fde874551723ca843986ed92d354daf1"
       }
     }
   ]