diff --git a/Gemfile.lock b/Gemfile.lock
index d8701e5..cd264fa 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    tencentcloud-sdk-ruby (0.3.8)
+    tencentcloud-sdk-ruby (0.4.8)
       typhoeus (~> 1.0)
 
 GEM
@@ -11,7 +11,7 @@ GEM
     diff-lcs (1.3)
     ethon (0.16.0)
       ffi (>= 1.15.0)
-    ffi (1.17.0)
+    ffi (1.17.0-arm64-darwin)
     method_source (1.0.0)
     pry (0.13.1)
       coderay (~> 1.1)
diff --git a/examples/ccc/v20200210/describe_ivr_audio_list.rb b/examples/ccc/v20200210/describe_ivr_audio_list.rb
new file mode 100644
index 0000000..8aa0835
--- /dev/null
+++ b/examples/ccc/v20200210/describe_ivr_audio_list.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+require 'bundler/setup'
+require 'tencent_cloud'
+require 'tencent_cloud/ccc/v20200210/ccc_client'
+
+secret_id = ENV['TENCENT_SECRET_ID']
+secret_key = ENV['TENCENT_SECRET_KEY']
+payload = {
+  "StartTimeStamp" => Time.now.to_i - 3600 * 24,
+  "EndTimeStamp" => Time.now.to_i,
+  "PageSize" => 10,
+  "PageNumber" => 0
+}
+
+credential = TencentCloud::Common::Credential.new(secret_id, secret_key)
+resp = TencentCloud::CccClient.new(credential).describe_tel_cdr(payload)
+pp JSON.parse(resp.body)
diff --git a/lib/tencent_cloud/ccc/v20200210/ccc_client.rb b/lib/tencent_cloud/ccc/v20200210/ccc_client.rb
index 2523595..a7f03fb 100644
--- a/lib/tencent_cloud/ccc/v20200210/ccc_client.rb
+++ b/lib/tencent_cloud/ccc/v20200210/ccc_client.rb
@@ -10,7 +10,15 @@ class CccClient < Common::BaseClient
 
       # 创建AI会话
       # https://cloud.tencent.com/document/api/679/111211
-      create_ai_call: 'CreateAICall'
+      create_ai_call: 'CreateAICall',
+
+      # 获取音频文件
+      # https://cloud.tencent.com/document/api/679/104895
+      describe_ivr_audio_list: 'DescribeIvrAudioList',
+
+      # 获取电话服务记录与录音
+      # https://cloud.tencent.com/document/api/679/47714
+      describe_tel_cdr: 'DescribeTelCdr'
     }.freeze
   end
 end
diff --git a/lib/tencent_cloud/version.rb b/lib/tencent_cloud/version.rb
index bdd8057..2969917 100644
--- a/lib/tencent_cloud/version.rb
+++ b/lib/tencent_cloud/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module TencentCloud
-  VERSION = '0.4.8'
+  VERSION = '0.4.9'
 end