# C1.Win.InputPanel.InputMaskedTextBox.BeepOnError

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<h1 id="C1_Win_InputPanel_InputMaskedTextBox_BeepOnError_" data-uid="C1.Win.InputPanel.InputMaskedTextBox.BeepOnError*">BeepOnError Property
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<h4 id="C1_Win_InputPanel_InputMaskedTextBox_BeepOnError" data-uid="C1.Win.InputPanel.InputMaskedTextBox.BeepOnError">BeepOnError</h4>
<div class="markdown level1 summary"><p>Indicates whether the masked text box will beep when an invalid character is typed.</p>
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<h5 class="declaration">Declaration</h5>
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  <pre><code class="lang-csharp hljs">public bool BeepOnError { get; set; }</code></pre>
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  <pre><code class="lang-vbnet hljs">Public Property BeepOnError As Boolean</code></pre>
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