diff --git a/dist/types/audiokeys.d.ts b/dist/types/audiokeys.d.ts
new file mode 100644
index 0000000..cbce07b
--- /dev/null
+++ b/dist/types/audiokeys.d.ts
@@ -0,0 +1,26 @@
+type AudioKeysOptions = {
+  polyphony: number
+  rows: 1 | 2
+  priority: 'last' | 'first' | 'highest' | 'lowest'
+  rootNote: number
+  octaveControls: boolean
+  velocityControls: boolean
+}
+
+interface AudioKeysNoteData {
+  velocity: number // the velocity, between 0 and 127
+  keyCode: number // the keyboard key pressed or released
+  note: number
+  frequency: number
+  isActive: boolean
+}
+
+declare module 'audiokeys' {
+  export default class AudioKeysDefault {
+    constructor(options?: Partial<AudioKeysOptions>)
+    up(callback: (note: AudioKeysNoteData) => void): void
+    down(callback: (note: AudioKeysNoteData) => void): void
+    clear: () => void
+  }
+  export class AudioKeys extends AudioKeysDefault {}
+}
diff --git a/package.json b/package.json
index 5f910c5..4a9e640 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
     "type" : "git",
     "url" : "https://github.com/kylestetz/AudioKeys.git"
   },
+  "types": "dist/types/audiokeys.d.ts",
   "keywords": [
     "web audio",
     "audio",
diff --git a/src/AudioKeys.js b/src/AudioKeys.js
index 0cef530..349836c 100644
--- a/src/AudioKeys.js
+++ b/src/AudioKeys.js
@@ -63,4 +63,5 @@ AudioKeys.prototype._specialKeyMap = special._specialKeyMap;
 
 // Browserify will take care of making this a global
 // in a browser environment without a build system.
-module.exports = AudioKeys;
\ No newline at end of file
+module.exports = AudioKeys;
+module.exports.AudioKeys = AudioKeys;