Cisco demo on XP using jack headphones

navigator.mozGetUserMedia has been replaced by navigator.mediaDevices.getUserMediaapp.js:53:22348
CallActionCreators#joinCall Object { name: MediaStreamError, localMediaFailed: true, cameraFailed: false, 1 more… }app.js:44:10092[1325]</c/<https://web.ciscospark.com/scripts/app.js:44:10092[1538]</u.joinCallWithMedia/<https://web.ciscospark.com/scripts/app.js:74:15749dhttps://web.ciscospark.com/scripts/app.js:5:1259[151]</</b.exports/b.prototype._callHandlerhttps://web.ciscospark.com/scripts/app.js:3:31612[151]</</b.exports/b.prototype._settlePromiseFromHandlerhttps://web.ciscospark.com/scripts/app.js:3:31796[151]</</b.exports/b.prototype._settlePromiseAthttps://web.ciscospark.com/scripts/app.js:4:2076[151]</</b.exports/b.prototype._settlePromiseshttps://web.ciscospark.com/scripts/app.js:4:4489[151]</</b.exports/b.prototype._rejectPromiseshttps://web.ciscospark.com/scripts/app.js:4:4358[133]</</d.prototype._consumeFunctionBufferhttps://web.ciscospark.com/scripts/app.js:3:1643[133]</</d/this.consumeFunctionBufferhttps://web.ciscospark.com/scripts/app.js:3:967[191]</i.prototype.runhttps://web.ciscospark.com/scripts/app.js:7:27008hhttps://web.ciscospark.com/scripts/app.js:7:26516
App->Locus: Join locus failed [25da1348-5910-3192-b147-c89328b6dc1f][2016-10-05T11:37:59.324Z] Object { name: MediaStreamError, localMediaFailed: true, cameraFailed: false, 1 more… }app.js:44:10092[1325]</c/<https://web.ciscospark.com/scripts/app.js:44:10092[1546]</D.prototype.reportCallCancelhttps://web.ciscospark.com/scripts/app.js:77:5784[1538]</u.reportMediaFailedhttps://web.ciscospark.com/scripts/app.js:74:25177[1538]</u.joinCallWithMedia/<https://web.ciscospark.com/scripts/app.js:74:15798dhttps://web.ciscospark.com/scripts/app.js:5:1259[151]</</b.exports/b.prototype._callHandlerhttps://web.ciscospark.com/scripts/app.js:3:31612[151]</</b.exports/b.prototype._settlePromiseFromHandlerhttps://web.ciscospark.com/scripts/app.js:3:31796[151]</</b.exports/b.prototype._settlePromiseAthttps://web.ciscospark.com/scripts/app.js:4:2076[151]</</b.exports/b.prototype._settlePromiseshttps://web.ciscospark.com/scripts/app.js:4:4489[151]</</b.exports/b.prototype._rejectPromiseshttps://web.ciscospark.com/scripts/app.js:4:4358[133]</</d.prototype._consumeFunctionBufferhttps://web.ciscospark.com/scripts/app.js:3:1643[133]</</d/this.consumeFunctionBufferhttps://web.ciscospark.com/scripts/app.js:3:967[191]</i.prototype.runhttps://web.ciscospark.com/scripts/app.js:7:27008hhttps://web.ciscospark.com/scripts/app.js:7:26516
no element foundmetrics:1:1
Video formats audio/mp4, video/mp4 unsupported by Microsoft before Windows Vistabrowser.xul