ethereal,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
</style>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>
$(function() {
var volume = $(".volume");
volume.on("input", function(e) {
var volumeCurrent = this.value;
volume.not(this).val(volumeCurrent);
});
});
</script>
</head>
<body>
<input class="volume" type="range" value="100" max="100"> <input class="volume" type="range" value="100" max="100"> <input class="volume" type="range" value="100" max="100">
<input class="volume" type="range" value="100" max="100">
</body>
</html>