          <progress id="volume" class="progress is-small is-info" value="0" max="100"></progress>
                  </div>
                </div>
                <div class="result"></div>

              </div>
            </section>
            <section class="ag-card" id="connectCard">
              <div class="ag-card-header">
                <span>
                  <i class="ag-icon ag-icon-connect-24"></i>
                </span>
                <span>Loss Measurement</span>
              </div>
     