Updated the Spanish (Latin America) translations (translator: Ana Garza)

android/res/values-es-rUS/strings.xml

 <resources>
   <!--Source: App icon label.
         Description: The name of the application.-->
+  <string name="app_name" translatable="false">eSpeak</string>
   <!--Source: Activity title.
         Description: Title for the Settings activity.-->
-  <string name="tts_settings_label">Configuración de texto a voz de eSpeak</string>
+  <string name="tts_settings_label">Config del sintetizador eSpeak</string>
   <!--Source: Preference title.
         Description: Title for the preference that controls default voice pitch.-->
-  <string name="setting_default_pitch">Tono predeterminado</string>
+  <string name="setting_default_pitch">Tono</string>
   <!--Source: Preference title.
         Description: Title for the preference that controls default speech rate.-->
-  <string name="setting_default_rate">Multiplicador de la velocidad de la voz</string>
+  <string name="setting_default_rate">Velocidad de Voz</string>
   <!--Source: Dialog text.
         Description: Status message shown when installing voice data.-->
-  <string name="installing_voice_data">Instalando los datos de voz...</string>
+  <string name="installing_voice_data">Instalando Datos de Voz …</string>
   <!--Source: Dialog message.
         Description: Alert dialog prompting the user to set eSpeak as their default TTS engine.-->
-  <string name="set_default_message">eSpeak no se definió como tu motor de texto a voz predeterminado.</string>
+  <string name="set_default_message">eSpeak no se ha establecido como el sintetizador por defecto.</string>
   <!--Source: Dialog message.
         Description: Alert dialog telling the user that voice data installation failed.-->
-  <string name="voice_data_failed_message">eSpeak no pudo instalar los datos de voz. Verifica tu tarjeta SD.</string>
+  <string name="voice_data_failed_message">eSpeak no instaló los datos de voz. Compruebe la tarjeta SD por favor.</string>
   <!--Source: Dialog message.
         Description: Alert dialog telling the user that an unknown error has occurred.-->
-  <string name="error_message">Se produjo un error al iniciar eSpeak.</string>
+  <string name="error_message">Lo sentimos. eSpeak no se inició.</string>
   <!--Source: Label text.
         Description: Label informing the user of the current text-to-speech language.-->
-  <string name="current_tts_locale">Voz predeterminada</string>
+  <string name="current_tts_locale">Voz por Defecto</string>
   <!--Source: Label text.
         Description: Label informing the user of how many voices are installed.-->
   <string name="available_voices">Voces instaladas</string>
   <!--Source: Button label.
         Description: Button for launching general text-to-speech settings.-->
-  <string name="tts_settings">Configuración general de texto a voz</string>
+  <string name="tts_settings">Config general del sintetizador</string>
   <!--Source: Button label.
         Description: Button for launching eSpeak-specific settings.-->
-  <string name="engine_settings">Configuración de texto a voz de eSpeak</string>
+  <string name="engine_settings">Config del sintetizador eSpeak</string>
   <!--Source: Label text.
         Description: Label informing the user that eSpeak is loading resources.-->
-  <string name="loading">Cargando recursos, aguarda...</string>
+  <string name="loading">Cargando. Espere por favor …</string>
   <!--Source: Spoken aloud.
         Description: Sample text spoken aloud when the user is trying out a language.-->
   <string name="sample_text"></string>
   <!--Source: Variant preference labels.
         Description: Labels for possible voice variant/gender/age values.-->
+  <string-array name="default_variant_entries">
+    <item>Masculino</item>
+    <item>Masculino (variante 1)</item>
+    <item>Masculino (variante 2)</item>
+    <item>Masculino (variante 3)</item>
+    <item>Masculino (variante 4)</item>
+    <item>Masculino (variante 5)</item>
+    <item>Masculino (variante 6)</item>
+    <item>Masculino (variante 7)</item>
+    <item>Femenina</item>
+    <item>Femenina (variante 1)</item>
+    <item>Femenina (variante 2)</item>
+    <item>Femenina (variante 3)</item>
+    <item>Femenina (variante 4)</item>
+    <item>Femenina (variante 5)</item>
+    <item>Klatt (Variante 1)</item>
+    <item>Klatt (Variante 2)</item>
+    <item>Klatt (Variante 3)</item>
+    <item>Klatt (Variante 4)</item>
+    <item>Carraspera (Masculino)</item>
+    <item>Secretos (Masculino)</item>
+    <item>Secretos (Femenina)</item>
+    <item>Jóven (masculino)</item>
+    <item>Jóven (femenina)</item>
+    <item>Anciano (masculino)</item>
+    <item>Anciana (femenina)</item>
+  </string-array>
   <!--Source: Rate preference labels.
         Description: Labels for possible rate multiplier values.-->
+  <string name="status">Estado</string>
+  <string name="tts_version">Versión de eSpeak</string>
+  <string name="speak">Hablar</string>
+  <string name="ssml">Cargar Plantilla de SSML</string>
+  <string name="synthesis_demo">Ingresar texto a verbalizar:</string>
+  <string name="espeak_volume">Volumen</string>
+  <string name="formatter_wpm">%s PPM</string>
+  <string name="formatter_percentage">%s%%</string>
+  <string name="resetToDefault">Volver a config original</string>
+  <string name="espeak_pitch_range">Variación de Tono</string>
+  <string name="espeak_variant">Variante de Voz</string>
 </resources>