send images to mail box

<?php 
$message = "<html><head></head><body>";

$message .= "<img src='http://exp.com/images/logo.jpg' alt='' />
</body>
</html>";

$cleanedFrom="admin@abfdgd.com";
$headers = "From: $cleanedFrom";
$headers .= 'MIME-Version: 1.0' . "\r\n";
$headers .= 'Content-type: text/html; charset=iso-8859-1' . "\r\n";

$to="snmurty99@gmail.com"; 
$subject="sample images";

mail($to, $subject, $message, $headers);
 
?>