Stereo Speaker Test: Check Left and Right Channels
Lower your device volume first. Choose frequency, output level and channel where available, then start. Playback stops after 10 seconds. Stop immediately if uncomfortable.
Results
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How to use this tool
Lower your device volume first. Choose frequency, output level and channel where available, then start. Playback stops after 10 seconds. Stop immediately if uncomfortable.
| Results | Method and units |
|---|---|
| Channel | L / R / L+R |
| Frequency | 440 Hz (20–20,000) |
| Volume | 5% (0–25%) |
| Seconds | ≤ 10 |
Example
Channel: L · Frequency: 440 Hz · Volume: 5%
What this test can and cannot tell you
Results reflect events and signals available to your browser. Settings, permissions and device support can affect them; they do not certify that hardware is healthy or faulty.