Left and right speaker test
Play separate left and right reference tones to check stereo speaker or headphone routing.
Bookmark this page
Keep this page handy for next time.
- On a computer
- Press Ctrl + D, or Command + D on a Mac.
- On a phone or tablet
- Open your browser's menu or Share menu and look for Add Bookmark, Bookmark or Add to favourites.
A bookmark saves the page link. Save any tool results separately.
Turn on your volume and start low. Sound plays only after you press a control.
How to use this tool
- Select Left, Right or Both to play a short tone.
- Use Stop and the volume control; check the device output if you cannot hear it.
Things to know
- Sound starts only after your action. Use Play/Start and Stop plus the volume control. If silent, check device volume and the selected output. Playback stops when this page is hidden or left.
- Mono audio settings, output balance and device routing can change what you hear. This is not an acoustic calibration tool.
- Processing and results stay on this device. Inputs are bounded; no work is saved between visits.
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