<div class="demo-section" style="width: 250px;">
    <label for="products">Select product:</label>

    @(Html.Kendo().ComboBox()
          .Name("products")
          .DataTextField("ProductName")
          .DataValueField("ProductID")
          .Filter("contains")
          .DataSource(source => {
              source.Read(read =>
              {
                  read.Action("GetProducts", "Home");
              })
              .ServerFiltering(true);
          })
    )
</div>