diff --git a/index.d.ts b/index.d.ts
new file mode 100644
index 00000000..031044c1
--- /dev/null
+++ b/index.d.ts
@@ -0,0 +1,52 @@
+export type AudioEncodingAndroidType = 'aac_eld' | 'amr_nb' | 'amr_wb' | 'he_aac' | 'vorbis';
+
+export type AudioEncodingIOSType = 'lpcm' | 'ima4' | 'MAC3' | 'MAC6' | 'ulaw' | 'alaw' | 'mp1' | 'mp2' | 'alac' | 'amr';
+
+export type AudioEncodingType = 'aac' | AudioEncodingAndroidType | AudioEncodingAndroidType;
+
+export interface IRecordingOptions {
+  SampleRate?: number;
+  Channels?: number;
+  AudioQuality?: 'Low' | 'Medium' | 'High';
+  AudioEncoding?: AudioEncodingType;
+  OutputFormat?: string;
+  MeteringEnabled?: boolean;
+  MeasurementMode?: boolean;
+  AudioEncodingBitRate?: number;
+  IncludeBase64?: boolean;
+  AudioSource?: number;
+}
+
+export var AudioRecorder: {
+  requestAuthorization(): Promise<boolean>;
+  prepareRecordingAtPath(path: string, options: IRecordingOptions): Promise<string>;
+  startRecording(): Promise<string>;
+  stopRecording(): Promise<string>;
+  resumeRecording(): Promise<string>;
+  pauseRecording(): Promise<string>;
+  checkAuthorizationStatus(): Promise<boolean>;
+  onProgress(res: { currentTime: number; }): void;
+  onFinished(res: { audioFileURL: string; base64: string; status: string; }): void;
+}
+
+export var AudioUtils: {
+  CachesDirectoryPath: string;
+  DocumentDirectoryPath: string;
+  DownloadsDirectoryPath: string;
+  LibraryDirectoryPath: string;
+  MainBundlePath: string;
+  MusicDirectoryPath: string;
+  PicturesDirectoryPath: string;
+};
+export var AudioSource: {
+  CAMCORDER: number;
+  DEFAULT: number;
+  MIC: number;
+  REMOTE_SUBMIX: number;
+  UNPROCESSED: number;
+  VOICE_CALL: number;
+  VOICE_COMMUNICATION: number;
+  VOICE_DOWNLINK: number;
+  VOICE_RECOGNITION: number;
+  VOICE_UPLINK: number;
+};