test:

src/jensen.js

@@ -82,6 +82,8 @@ function Jensen(log) {
         if (device?.opened === false) {
             try {
                 clearTimeout(statusTimeout);
+                const audio = document.getElementById('test_audio');
+                audio && audio.pause() && audio.remove();
                 if (this.ondisconnect && !this.isStopConnectionCheck) this.ondisconnect();
             } catch (e) {
                 console.log(e);