diff --git a/CHANGELOG.md b/CHANGELOG.md
index d3a448dd..7726b8f7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## Changelogs
 - **[3.0.0]**
+  Released with `3.0.0` with below beta updates applied.
+
   - beta.3
     [Android]
     1. Fix `Android` default path to `cacheDir`.
diff --git a/Example/App.tsx b/Example/App.tsx
index fa90fbd0..158a36e2 100644
--- a/Example/App.tsx
+++ b/Example/App.tsx
@@ -134,7 +134,7 @@ class Page extends Component<any, State> {
     };
 
     this.audioRecorderPlayer = new AudioRecorderPlayer();
-    this.audioRecorderPlayer.setSubscriptionDuration(0.09); // optional. Default is 0.1
+    this.audioRecorderPlayer.setSubscriptionDuration(0.1); // optional. Default is 0.5
   }
 
   public render() {
@@ -319,6 +319,7 @@ class Page extends Component<any, State> {
     );
 
     this.audioRecorderPlayer.addRecordBackListener((e: RecordBackType) => {
+      console.log('record-back', e);
       this.setState({
         recordSecs: e.currentPosition,
         recordTime: this.audioRecorderPlayer.mmssss(
diff --git a/Example/ios/Podfile.lock b/Example/ios/Podfile.lock
index 9d8fa99f..e7658470 100644
--- a/Example/ios/Podfile.lock
+++ b/Example/ios/Podfile.lock
@@ -329,8 +329,8 @@ PODS:
     - React-perflogger (= 0.64.0)
   - rn-fetch-blob (0.12.0):
     - React-Core
-  - RNAudioRecorderPlayer (2.7.0):
-    - React
+  - RNAudioRecorderPlayer (3.0.0-beta.3):
+    - React-Core
   - Yoga (1.14.0)
   - YogaKit (1.18.1):
     - Yoga (~> 1.14)
@@ -505,7 +505,7 @@ SPEC CHECKSUMS:
   React-runtimeexecutor: cad74a1eaa53ee6e7a3620231939d8fe2c6afcf0
   ReactCommon: cfe2b7fd20e0dbd2d1185cd7d8f99633fbc5ff05
   rn-fetch-blob: f065bb7ab7fb48dd002629f8bdcb0336602d3cba
-  RNAudioRecorderPlayer: 415f616f2db152d9e6e11011fd8b192d3ef6606d
+  RNAudioRecorderPlayer: 9dc245c3e5465784328f6f6edf98b5db290b7641
   Yoga: 8c8436d4171c87504c648ae23b1d81242bdf3bbf
   YogaKit: f782866e155069a2cca2517aafea43200b01fd5a
 
diff --git a/ios/RNAudioRecorderPlayer.swift b/ios/RNAudioRecorderPlayer.swift
index 9d66e001..1eb87746 100644
--- a/ios/RNAudioRecorderPlayer.swift
+++ b/ios/RNAudioRecorderPlayer.swift
@@ -59,9 +59,9 @@ class RNAudioRecorderPlayer: RCTEventEmitter, AVAudioRecorderDelegate {
             }
 
             let status = [
-                "is_recording": audioRecorder.isRecording,
-                "current_position": audioRecorder.currentTime * 1000,
-                "current_metering": currentMetering,
+                "isRecording": audioRecorder.isRecording,
+                "currentPosition": audioRecorder.currentTime * 1000,
+                "currentMetering": currentMetering,
             ] as [String : Any];
 
             sendEvent(withName: "rn-recordback", body: status)
@@ -132,7 +132,7 @@ class RNAudioRecorderPlayer: RCTEventEmitter, AVAudioRecorderDelegate {
     
     /**********               Player               **********/
 
-    @objc(startRecorder:meteringEnabled:audioSets:resolve:reject:)
+    @objc(startRecorder:audioSets:meteringEnabled:resolve:reject:)
     func startRecorder(path: String,  audioSets: [String: Any], meteringEnabled: Bool, resolve: @escaping RCTPromiseResolveBlock,
        rejecter reject: @escaping RCTPromiseRejectBlock) -> Void {
 
@@ -283,7 +283,7 @@ class RNAudioRecorderPlayer: RCTEventEmitter, AVAudioRecorderDelegate {
                                                                 queue: .main) {_ in
             self.sendEvent(withName: "rn-playback", body: [
                 "isMuted": self.audioPlayer.isMuted,
-                "current_position": self.audioPlayerItem.currentTime().seconds * 1000,
+                "currentPosition": self.audioPlayerItem.currentTime().seconds * 1000,
                 "duration": self.audioPlayerItem.duration.seconds * 1000,
             ])
         }
diff --git a/package.json b/package.json
index b04911c3..bf5145ad 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "react-native-audio-recorder-player",
-  "version": "3.0.0-beta.3",
+  "version": "3.0.0",
   "description": "React Native Audio Recorder and Player.",
   "homepage": "https://github.com/dooboolab/react-native-audio-recorder-player",
   "main": "index.ts",