diff --git a/android/build.gradle b/android/build.gradle
index b21d495..07e88d0 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,3 +1,14 @@
+buildscript {
+    repositories {
+        jcenter()
+        google()
+    }
+
+    dependencies {
+        classpath 'com.android.tools.build:gradle:3.0.1'
+    }
+}
+
 apply plugin: 'com.android.library'
 
 def safeExtGet(prop, fallback) {
@@ -16,6 +27,10 @@ android {
     }
 }
 
+repositories {
+    mavenCentral()
+}
+
 dependencies {
     compile 'com.facebook.react:react-native:+'
 }
diff --git a/android/src/main/AndroidManifest.xml b/android/src/main/AndroidManifest.xml
index cc3f093..e857881 100644
--- a/android/src/main/AndroidManifest.xml
+++ b/android/src/main/AndroidManifest.xml
@@ -1,3 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.wazo.callkeep">
+
+    <uses-permission android:name="android.permission.CALL_PHONE" />
 </manifest>
diff --git a/android/src/main/java/io/wazo/callkeep/RNCallKeepModule.java b/android/src/main/java/io/wazo/callkeep/RNCallKeepModule.java
index 3db792c..77aa4d3 100644
--- a/android/src/main/java/io/wazo/callkeep/RNCallKeepModule.java
+++ b/android/src/main/java/io/wazo/callkeep/RNCallKeepModule.java
@@ -17,47 +17,36 @@
 
 package io.wazo.callkeep;
 
+import android.Manifest;
+import android.app.Activity;
+import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
-import android.content.BroadcastReceiver;
+import android.content.Intent;
+import android.content.IntentFilter;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
-import android.content.IntentFilter;
-import android.content.Intent;
+import android.net.Uri;
+import android.os.Build;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.content.ContextCompat;
 import android.support.v4.content.LocalBroadcastManager;
-import android.support.annotation.Nullable;
-
-import android.accounts.AccountManager;
-import android.accounts.Account;
-import android.telecom.DisconnectCause;
 import android.telecom.Connection;
-import android.telecom.PhoneAccountHandle;
+import android.telecom.DisconnectCause;
 import android.telecom.PhoneAccount;
+import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
 
-import com.facebook.react.bridge.NativeModule;
+import com.facebook.react.bridge.Arguments;
+import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
 import com.facebook.react.bridge.ReactMethod;
 import com.facebook.react.bridge.WritableMap;
-import com.facebook.react.bridge.Arguments;
-import com.facebook.react.bridge.Promise;
 import com.facebook.react.modules.core.DeviceEventManagerModule.RCTDeviceEventEmitter;
 
-import android.os.Bundle;
-import android.os.Build;
-import android.net.Uri;
-import android.app.Activity;
-import android.Manifest;
-
-import java.util.Map;
-import java.util.HashMap;
-import java.util.List;
-import java.lang.SecurityException;
-
 // @see https://github.com/kbagchiGWC/voice-quickstart-android/blob/9a2aff7fbe0d0a5ae9457b48e9ad408740dfb968/exampleConnectionService/src/main/java/com/twilio/voice/examples/connectionservice/VoiceConnectionServiceActivity.java
 public class RNCallKeepModule extends ReactContextBaseJavaModule {
     public static final int REQUEST_READ_PHONE_STATE = 394858;
@@ -73,6 +62,7 @@ public class RNCallKeepModule extends ReactContextBaseJavaModule {
     public static final String ACTION_HOLD_CALL = "ACTION_HOLD_CALL";
     public static final String ACTION_UNHOLD_CALL = "ACTION_UNHOLD_CALL";
     public static final String ACTION_ONGOING_CALL = "ACTION_ONGOING_CALL";
+    public static final String ACTION_AUDIO_SESSION = "ACTION_AUDIO_SESSION";
 
     private static final String E_ACTIVITY_DOES_NOT_EXIST = "E_ACTIVITY_DOES_NOT_EXIST";
     private static final String REACT_NATIVE_MODULE_NAME = "RNCallKeep";
@@ -80,7 +70,7 @@ public class RNCallKeepModule extends ReactContextBaseJavaModule {
     private static TelecomManager telecomManager;
     private static Promise hasPhoneAccountPromise;
     private ReactApplicationContext reactContext;
-    private PhoneAccountHandle pah;
+    private static PhoneAccountHandle handle;
     private boolean isReceiverRegistered = false;
     private VoiceBroadcastReceiver voiceBroadcastReceiver;
 
@@ -115,7 +105,7 @@ public String getName() {
 
     @ReactMethod
     public void displayIncomingCall(String number, String callerName) {
-        if (!this.hasPhoneAccount()) {
+        if (!isAvailable() || !hasPhoneAccount()) {
             return;
         }
 
@@ -125,12 +115,30 @@ public void displayIncomingCall(String number, String callerName) {
         extras.putParcelable(TelecomManager.EXTRA_INCOMING_CALL_ADDRESS, uri);
         extras.putString(EXTRA_CALLER_NAME, callerName);
 
-        telecomManager.addNewIncomingCall(this.pah, extras);
+        telecomManager.addNewIncomingCall(handle, extras);
+    }
+
+    @ReactMethod
+    public void startCall(String number, String callerName) {
+        if (!isAvailable() || !hasPhoneAccount()) {
+            return;
+        }
+
+        Bundle extras = new Bundle();
+        Uri uri = Uri.fromParts(PhoneAccount.SCHEME_TEL, number, null);
+
+        Bundle callExtras = new Bundle();
+        callExtras.putString(EXTRA_CALLER_NAME, callerName);
+
+        extras.putParcelable(TelecomManager.EXTRA_PHONE_ACCOUNT_HANDLE, handle);
+        extras.putParcelable(TelecomManager.EXTRA_OUTGOING_CALL_EXTRAS, callExtras);
+
+        telecomManager.placeCall(uri, extras);
     }
 
     @ReactMethod
     public void endCall() {
-        if (!hasPhoneAccount()) {
+        if (!isAvailable() || !hasPhoneAccount()) {
             return;
         }
 
@@ -156,7 +164,8 @@ public void checkPhoneAccountPermission(Promise promise) {
         }
 
         hasPhoneAccountPromise = promise;
-        if (!this.checkPermission(Manifest.permission.READ_PHONE_STATE, REQUEST_READ_PHONE_STATE)) {
+        String[] permissions = { Manifest.permission.READ_PHONE_STATE, Manifest.permission.CALL_PHONE };
+        if (!this.checkPermissions(permissions, REQUEST_READ_PHONE_STATE)) {
             return;
         }
 
@@ -201,17 +210,19 @@ public static Boolean isAvailable() {
     }
 
     private void registerPhoneAccount(Context appContext) {
+        if (!isAvailable()) {
+            return;
+        }
+
         ComponentName cName = new ComponentName(this.getAppContext(), VoiceConnectionService.class);
         String appName = this.getApplicationName(appContext);
 
-        this.pah = new PhoneAccountHandle(cName, appName);
+        handle = new PhoneAccountHandle(cName, appName);
 
-        PhoneAccount account = new PhoneAccount.Builder(pah, appName)
+        PhoneAccount account = new PhoneAccount.Builder(handle, appName)
                 .setCapabilities(PhoneAccount.CAPABILITY_CALL_PROVIDER)
                 .build();
 
-        PhoneAccountHandle handle = new PhoneAccountHandle(cName, appName);
-
         telecomManager = (TelecomManager) this.getAppContext().getSystemService(this.getAppContext().TELECOM_SERVICE);
         telecomManager.registerPhoneAccount(account);
     }
@@ -227,16 +238,22 @@ private String getApplicationName(Context appContext) {
         return stringId == 0 ? applicationInfo.nonLocalizedLabel.toString() : appContext.getString(stringId);
     }
 
-    private Boolean checkPermission(String name, int id) {
+    private Boolean checkPermissions(String[] permissions, int id) {
         Activity currentActivity = this.getCurrentActivity();
-        int permissionCheck = ContextCompat.checkSelfPermission(currentActivity, name);
 
-        if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
-            ActivityCompat.requestPermissions(currentActivity, new String[]{name}, id);
-            return false;
+        boolean hasPermissions = true;
+        for (String permission : permissions) {
+            int permissionCheck = ContextCompat.checkSelfPermission(currentActivity, permission);
+            if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
+                hasPermissions = false;
+            }
         }
 
-        return true;
+        if (!hasPermissions) {
+            ActivityCompat.requestPermissions(currentActivity, permissions, id);
+        }
+
+        return hasPermissions;
     }
 
     private static boolean hasPhoneAccount() {
@@ -244,15 +261,7 @@ private static boolean hasPhoneAccount() {
             return false;
         }
 
-        List<PhoneAccountHandle> enabledAccounts = telecomManager.getCallCapablePhoneAccounts();
-
-        for (PhoneAccountHandle account : enabledAccounts) {
-            if (account.getComponentName().getClassName().equals(VoiceConnectionService.class.getCanonicalName())) {
-                return true;
-            }
-        }
-
-        return false;
+        return telecomManager.getPhoneAccount(handle).isEnabled();
     }
 
     private void registerReceiver() {
@@ -266,6 +275,7 @@ private void registerReceiver() {
             intentFilter.addAction(ACTION_UNHOLD_CALL);
             intentFilter.addAction(ACTION_HOLD_CALL);
             intentFilter.addAction(ACTION_ONGOING_CALL);
+            intentFilter.addAction(ACTION_AUDIO_SESSION);
             LocalBroadcastManager.getInstance(this.reactContext).registerReceiver(voiceBroadcastReceiver, intentFilter);
             isReceiverRegistered = true;
         }
@@ -313,6 +323,9 @@ public void onReceive(Context context, Intent intent) {
 
                     sendEventToJS("RNCallKeepDidReceiveStartCallAction", args);
                     break;
+                case ACTION_AUDIO_SESSION:
+                    sendEventToJS("RNCallKeepDidActivateAudioSession", null);
+                    break;
             }
         }
     }
diff --git a/android/src/main/java/io/wazo/callkeep/VoiceConnectionService.java b/android/src/main/java/io/wazo/callkeep/VoiceConnectionService.java
index dd5036a..2201c6a 100644
--- a/android/src/main/java/io/wazo/callkeep/VoiceConnectionService.java
+++ b/android/src/main/java/io/wazo/callkeep/VoiceConnectionService.java
@@ -17,12 +17,13 @@
 
 package io.wazo.callkeep;
 
+import android.annotation.TargetApi;
 import android.content.Intent;
-import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
-import android.support.v4.content.LocalBroadcastManager;
+import android.os.Handler;
 import android.support.annotation.Nullable;
-
+import android.support.v4.content.LocalBroadcastManager;
 import android.telecom.CallAudioState;
 import android.telecom.Connection;
 import android.telecom.ConnectionRequest;
@@ -30,19 +31,20 @@
 import android.telecom.DisconnectCause;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
-import android.os.Handler;
 
-import static io.wazo.callkeep.RNCallKeepModule.ACTION_END_CALL;
 import static io.wazo.callkeep.RNCallKeepModule.ACTION_ANSWER_CALL;
-import static io.wazo.callkeep.RNCallKeepModule.ACTION_MUTE_CALL;
-import static io.wazo.callkeep.RNCallKeepModule.ACTION_UNMUTE_CALL;
+import static io.wazo.callkeep.RNCallKeepModule.ACTION_AUDIO_SESSION;
 import static io.wazo.callkeep.RNCallKeepModule.ACTION_DTMF_TONE;
+import static io.wazo.callkeep.RNCallKeepModule.ACTION_END_CALL;
 import static io.wazo.callkeep.RNCallKeepModule.ACTION_HOLD_CALL;
-import static io.wazo.callkeep.RNCallKeepModule.ACTION_UNHOLD_CALL;
+import static io.wazo.callkeep.RNCallKeepModule.ACTION_MUTE_CALL;
 import static io.wazo.callkeep.RNCallKeepModule.ACTION_ONGOING_CALL;
+import static io.wazo.callkeep.RNCallKeepModule.ACTION_UNHOLD_CALL;
+import static io.wazo.callkeep.RNCallKeepModule.ACTION_UNMUTE_CALL;
 import static io.wazo.callkeep.RNCallKeepModule.EXTRA_CALLER_NAME;
 
 // @see https://github.com/kbagchiGWC/voice-quickstart-android/blob/9a2aff7fbe0d0a5ae9457b48e9ad408740dfb968/exampleConnectionService/src/main/java/com/twilio/voice/examples/connectionservice/VoiceConnectionService.java
+@TargetApi(Build.VERSION_CODES.M)
 public class VoiceConnectionService extends ConnectionService {
     private static Connection connection;
     private static Boolean isActive = false;
@@ -76,8 +78,10 @@ public Connection onCreateOutgoingConnection(PhoneAccountHandle connectionManage
 
         Connection outgoingCallConnection = createConnection(request);
         outgoingCallConnection.setDialing();
+        outgoingCallConnection.setAudioModeIsVoip(true);
 
         sendCallRequestToActivity(ACTION_ONGOING_CALL, request.getAddress().getSchemeSpecificPart());
+        sendCallRequestToActivity(ACTION_AUDIO_SESSION, null);
 
         return outgoingCallConnection;
     }
@@ -112,6 +116,7 @@ public void onAnswer() {
                 connection.setAudioModeIsVoip(true);
 
                 sendCallRequestToActivity(ACTION_ANSWER_CALL, null);
+                sendCallRequestToActivity(ACTION_AUDIO_SESSION, null);
             }
 
             @Override
@@ -176,9 +181,7 @@ public void onReject() {
 
         Bundle extra = request.getExtras();
 
-        connection.setConnectionCapabilities(Connection.CAPABILITY_MUTE);
-        connection.setConnectionCapabilities(Connection.CAPABILITY_HOLD);
-        connection.setConnectionCapabilities(Connection.CAPABILITY_SUPPORT_HOLD);
+        connection.setConnectionCapabilities(Connection.CAPABILITY_MUTE | Connection.CAPABILITY_HOLD | Connection.CAPABILITY_SUPPORT_HOLD);
         connection.setAddress(request.getAddress(), TelecomManager.PRESENTATION_ALLOWED);
         connection.setExtras(extra);
         connection.setCallerDisplayName(extra.getString(EXTRA_CALLER_NAME), TelecomManager.PRESENTATION_ALLOWED);
diff --git a/docs/android-installation.md b/docs/android-installation.md
index 0d39dc6..0ff8007 100644
--- a/docs/android-installation.md
+++ b/docs/android-installation.md
@@ -40,7 +40,7 @@ import io.wazo.callkeep.RNCallKeepModule; // Add this import line with others
 
 public class MainActivity extends ReactActivity {
     // ...
-    
+
     // Permission results
     @Override
     public void onRequestPermissionsResult(int permsRequestCode, String[] permissions, int[] grantResults) {
@@ -61,8 +61,10 @@ public class MainActivity extends ReactActivity {
 ```xml
 <uses-permission android:name="android.permission.BIND_TELECOM_CONNECTION_SERVICE"/>
 <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+<uses-permission android:name="android.permission.READ_PHONE_STATE" />
+<uses-permission android:name="android.permission.CALL_PHONE" />
 
-<application> 
+<application>
     // ...
     <service android:name="io.wazo.callkeep.VoiceConnectionService"
         android:label="Wazo"
diff --git a/index.js b/index.js
index a60a484..401e61d 100644
--- a/index.js
+++ b/index.js
@@ -50,7 +50,7 @@ class RNCallKeep {
 
   startCall(uuid, handle, handleType = 'number', hasVideo = false, contactIdentifier) {
     if (!isIOS) {
-      // Can't start a call directly on Android
+      RNCallKeepModule.startCall(handle, contactIdentifier);
       return;
     }