diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BatchRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BatchRecognizer.java
index 6c9a70a..c6274d3 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BatchRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BatchRecognizer.java
@@ -23,6 +23,7 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.List;
+import java.util.Properties;
 import java.util.stream.Stream;
 
 import br.com.cpqd.asr.recognizer.AudioSource;
@@ -42,14 +43,21 @@ public class BatchRecognizer {
 
 	private SpeechRecognizer recognizer;
 
-	public BatchRecognizer(String serverUrl, String user, String pwd)
+	public BatchRecognizer(Properties pa)
 			throws URISyntaxException, IOException, RecognitionException {
 
+		String serverUrl = pa.getProperty("server");
+		String user = pa.getProperty("user");
+		String pwd = pa.getProperty("pwd");
+		
 		RecognitionConfig config = RecognitionConfig.builder()
 			.maxSentences(1)
 			.continuousMode(true)
 			.recognitionTimeoutEnabled(false)
 			.noInputTimeoutEnabled(false)
+			.endPointerLevelThreshold(Integer.parseInt(pa.getProperty("endpointer.levelThreshold", "2")))
+			.confidenceThreshold(Integer.parseInt(pa.getProperty("decoder.confidenceThreshold", "30")))
+			.waitEndMilis(Integer.parseInt(pa.getProperty("endpointer.waitEnd", "2000")))
 			.build();
 
 		recognizer = SpeechRecognizer.builder().serverURL(serverUrl).userAgent("client=JavaSE;app=BatchRecognizer")
@@ -135,7 +143,7 @@ public void close() {
 
 	public static void main(String[] args) throws IOException, URISyntaxException, RecognitionException {
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: BatchRecognizer --server <Server URL> --lm <LM URI> --audio <Audio Path> [--user <username> --pwd <password>]");
@@ -143,8 +151,8 @@ public static void main(String[] args) throws IOException, URISyntaxException, R
 			return;
 		}
 		
-		BatchRecognizer recognizer = new BatchRecognizer(pa.getArg("server"), pa.getArg("user"), pa.getArg("pwd"));
-		recognizer.recognize(pa.getArg("audio"), pa.getArg("lm"));
+		BatchRecognizer recognizer = new BatchRecognizer(pa);
+		recognizer.recognize(pa.getProperty("audio"), pa.getProperty("lm"));
 		recognizer.close();
 	}
 
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BufferRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BufferRecognizer.java
index 806ceb3..59efe2d 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BufferRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/BufferRecognizer.java
@@ -16,6 +16,7 @@
 package br.com.cpqd.asr.recognizer.example;
 
 import java.io.FileInputStream;
+import java.util.Properties;
 
 import br.com.cpqd.asr.recognizer.BufferAudioSource;
 import br.com.cpqd.asr.recognizer.LanguageModelList;
@@ -35,7 +36,7 @@ public class BufferRecognizer {
 
 	public static void main(String[] args) throws Exception {
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: BufferRecognizer --server <Server URL> --lm <LM URI> --audio <Audio Path> [--user <username> --pwd <password>]");
@@ -44,17 +45,17 @@ public static void main(String[] args) throws Exception {
 		}
 		
 		RecognitionConfig config = RecognitionConfig.builder().maxSentences(1).confidenceThreshold(70).build();
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
 		SpeechRecognizer asr = SpeechRecognizer.builder()
-				.serverURL(pa.getArg("server"))
-				.credentials(pa.getArg("user"), pa.getArg("pwd"))
+				.serverURL(pa.getProperty("server"))
+				.credentials(pa.getProperty("user"), pa.getProperty("pwd"))
 				.recogConfig(config).build();
 
 		// cria um objeto BufferAudioSource para receber os bytes de audio
 		BufferAudioSource audio = new BufferAudioSource();
 		
 		// Usando outra thead para enviar o áudio para o ASR
-		ReadAudioThread thread = new ReadAudioThread(audio, pa.getArg("audio"));
+		ReadAudioThread thread = new ReadAudioThread(audio, pa.getProperty("audio"));
 		thread.start();
 		
 		try {
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ContinuousModeRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ContinuousModeRecognizer.java
index 04c7a9e..ff1499c 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ContinuousModeRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ContinuousModeRecognizer.java
@@ -16,6 +16,7 @@
 package br.com.cpqd.asr.recognizer.example;
 
 import java.io.File;
+import java.util.Properties;
 
 import br.com.cpqd.asr.recognizer.AudioSource;
 import br.com.cpqd.asr.recognizer.FileAudioSource;
@@ -32,7 +33,7 @@ public class ContinuousModeRecognizer {
 
 	public static void main(String[] args) throws Exception {
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: ContinuousModeRecognizer --server <Server URL> --lm <LM URI> --audio <Audio Path> [--user <username> --pwd <password>]");
@@ -45,14 +46,15 @@ public static void main(String[] args) throws Exception {
 				.continuousMode(true)
 				.noInputTimeoutEnabled(false)
 				.recognitionTimeoutEnabled(false)
+				.endPointerLevelThreshold(Integer.parseInt(pa.getProperty("endpointer.levelThreshold", "2")))
 				.confidenceThreshold(70).build();
 
-		AudioSource audio = new FileAudioSource(new File(pa.getArg("audio")));
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
+		AudioSource audio = new FileAudioSource(new File(pa.getProperty("audio")));
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
 
 		SpeechRecognizer asr = SpeechRecognizer.builder()
-				.serverURL(pa.getArg("server"))
-				.credentials(pa.getArg("user"), pa.getArg("pwd")).recogConfig(config)
+				.serverURL(pa.getProperty("server"))
+				.credentials(pa.getProperty("user"), pa.getProperty("pwd")).recogConfig(config)
 				.addListener(new SimpleRecognizerListener() {
 					@Override
 					public void onRecognitionResult(RecognitionResult result) {
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/FileRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/FileRecognizer.java
index 1407c13..4de97e5 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/FileRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/FileRecognizer.java
@@ -16,6 +16,7 @@
 package br.com.cpqd.asr.recognizer.example;
 
 import java.io.File;
+import java.util.Properties;
 
 import br.com.cpqd.asr.recognizer.AudioSource;
 import br.com.cpqd.asr.recognizer.FileAudioSource;
@@ -31,7 +32,7 @@ public class FileRecognizer {
 	
 	public static void main(String[] args) throws Exception {
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: FileRecognizer --server <Server URL> --lm <LM URI> --audio <Audio Path> [--user <username> --pwd <password>]");
@@ -40,9 +41,9 @@ public static void main(String[] args) throws Exception {
 		}
 		
 		RecognitionConfig config = RecognitionConfig.builder().maxSentences(1).confidenceThreshold(70).build();
-		AudioSource audio = new FileAudioSource(new File(pa.getArg("audio")));
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
-		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getArg("server")).credentials(pa.getArg("user"), pa.getArg("pwd")).recogConfig(config).build();
+		AudioSource audio = new FileAudioSource(new File(pa.getProperty("audio")));
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
+		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getProperty("server")).credentials(pa.getProperty("user"), pa.getProperty("pwd")).recogConfig(config).build();
 
 		try {
 			asr.recognize(audio, lm);
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/InlineGrammarRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/InlineGrammarRecognizer.java
index e6e56b1..d41261b 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/InlineGrammarRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/InlineGrammarRecognizer.java
@@ -20,6 +20,7 @@
 import java.net.URISyntaxException;
 import java.nio.file.Files;
 import java.nio.file.Paths;
+import java.util.Properties;
 
 import javax.websocket.DeploymentException;
 
@@ -47,14 +48,14 @@ public static void main(String[] args) throws DeploymentException, IOException,
 			return;
 		}
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 		
 		RecognitionConfig config = RecognitionConfig.builder().maxSentences(1).confidenceThreshold(70).build();
-		System.out.println(pa.getArg("audio"));
-		AudioSource audio = new FileAudioSource(new File(pa.getArg("audio")));
-		String grammarBody = new String(Files.readAllBytes(Paths.get(pa.getArg("lm"))));
+		System.out.println(pa.getProperty("audio"));
+		AudioSource audio = new FileAudioSource(new File(pa.getProperty("audio")));
+		String grammarBody = new String(Files.readAllBytes(Paths.get(pa.getProperty("lm"))));
 		LanguageModelList lm = LanguageModelList.builder().addInlineGrammar("mygram", grammarBody).build();
-		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getArg("server")).credentials(pa.getArg("user"), pa.getArg("pwd")).recogConfig(config).build();
+		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getProperty("server")).credentials(pa.getProperty("user"), pa.getProperty("pwd")).recogConfig(config).build();
 
 		try {
 			asr.recognize(audio, lm);
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicContinuousRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicContinuousRecognizer.java
index 8a28e14..0b839ae 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicContinuousRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicContinuousRecognizer.java
@@ -19,6 +19,7 @@
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.net.URISyntaxException;
+import java.util.Properties;
 
 import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.LineUnavailableException;
@@ -44,7 +45,7 @@ public class MicContinuousRecognizer {
 	public static void main(String[] args) throws DeploymentException, IOException, URISyntaxException,
 			RecognitionException, LineUnavailableException {
 		
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: MicContinuousRecognizer --server <Server URL> --lm <LM URI> [--user <username> --pwd <password>]");
@@ -60,11 +61,11 @@ public static void main(String[] args) throws DeploymentException, IOException,
 				.confidenceThreshold(70).build();
 
 		MicAudioSource audio = new MicAudioSource(new AudioFormat(8000F, 16, 1, true, false));
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
 		
 		SpeechRecognizer asr = SpeechRecognizer.builder()
-				.serverURL(pa.getArg("server"))
-				.credentials(pa.getArg("user"), pa.getArg("pwd"))
+				.serverURL(pa.getProperty("server"))
+				.credentials(pa.getProperty("user"), pa.getProperty("pwd"))
 				.recogConfig(config)
 				.addListener(new SimpleRecognizerListener() {
 					@Override
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicRecognizer.java
index 49aa783..aa82c38 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/MicRecognizer.java
@@ -19,6 +19,7 @@
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.net.URISyntaxException;
+import java.util.Properties;
 
 import javax.sound.sampled.AudioFormat;
 import javax.sound.sampled.LineUnavailableException;
@@ -50,15 +51,15 @@ public static void main(String[] args) throws DeploymentException, IOException,
 			return;
 		}
 		
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 		
 		RecognitionConfig config = RecognitionConfig.builder().maxSentences(1).confidenceThreshold(70).build();
 		MicAudioSource audio = new MicAudioSource(new AudioFormat(8000F, 16, 1, true, false));
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
 		
 		SpeechRecognizer asr = SpeechRecognizer.builder()
-				.serverURL(pa.getArg("server"))
-				.credentials(pa.getArg("user"), pa.getArg("pwd"))
+				.serverURL(pa.getProperty("server"))
+				.credentials(pa.getProperty("user"), pa.getProperty("pwd"))
 				.addListener(new SimpleRecognizerListener() {
 					@Override
 					public void onSpeechStart(Integer time) {
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ProgramArguments.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ProgramArguments.java
index f73b40a..c9266fa 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ProgramArguments.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/ProgramArguments.java
@@ -1,15 +1,12 @@
 package br.com.cpqd.asr.recognizer.example;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.Properties;
 
 public class ProgramArguments {
 
-	private Map<String, String> arguments = new HashMap<>();
+	public static Properties parseFrom(String[] args) {
 
-	public static ProgramArguments from(String[] args) {
-
-		ProgramArguments pa = new ProgramArguments();
+		Properties arguments = new Properties();
 
 		String name = null;
 		for (String arg : args) {
@@ -20,21 +17,12 @@ public static ProgramArguments from(String[] args) {
 					throw new RuntimeException("Invalid argument: " + arg);
 				}
 			} else {
-				pa.arguments.put(name, arg);
+				arguments.put(name, arg);
 				name = null;
 			}
 		}
 		
-		return pa;
-	}
-
-	public String getArg(String name) {
-		return arguments.get(name);
-	}
-	
-	@Override
-	public String toString() {
-		return "Arguments[" + arguments.toString() + "]";
+		return arguments;
 	}
 
 }
diff --git a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/WordDetailRecognizer.java b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/WordDetailRecognizer.java
index 40942f8..0adec41 100644
--- a/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/WordDetailRecognizer.java
+++ b/recognizer-examples/src/main/java/br/com/cpqd/asr/recognizer/example/WordDetailRecognizer.java
@@ -18,6 +18,7 @@
 import java.io.File;
 import java.io.IOException;
 import java.net.URISyntaxException;
+import java.util.Properties;
 
 import javax.websocket.DeploymentException;
 
@@ -36,7 +37,7 @@ public class WordDetailRecognizer {
 
 	public static void main(String[] args) throws DeploymentException, IOException, URISyntaxException, RecognitionException {
 
-		ProgramArguments pa = ProgramArguments.from(args);
+		Properties pa = ProgramArguments.parseFrom(args);
 
 		if (args.length == 0) {
 			System.err.println("Usage: WordDetailRecognizer --server <Server URL> --lm <LM URI> --audio <Audio Path> [--user <username> --pwd <password>]");
@@ -45,9 +46,9 @@ public static void main(String[] args) throws DeploymentException, IOException,
 		}
 		
 		RecognitionConfig config = RecognitionConfig.builder().maxSentences(1).confidenceThreshold(70).build();
-		AudioSource audio = new FileAudioSource(new File(pa.getArg("audio")));
-		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getArg("lm")).build();
-		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getArg("server")).credentials(pa.getArg("user"), pa.getArg("pwd")).recogConfig(config).build();
+		AudioSource audio = new FileAudioSource(new File(pa.getProperty("audio")));
+		LanguageModelList lm = LanguageModelList.builder().addFromURI(pa.getProperty("lm")).build();
+		SpeechRecognizer asr = SpeechRecognizer.builder().serverURL(pa.getProperty("server")).credentials(pa.getProperty("user"), pa.getProperty("pwd")).recogConfig(config).build();
 
 		try {
 			asr.recognize(audio, lm);