Left / Right Headphone Test

Left / Right Headphone Test helps you complete this task immediately. Check browser-visible device behavior only after you choose to start the test.

Left / Right Headphone Test

ⓘ Permission is requested only after you start the test. Your input stays in your browser for this tool.

Ready

🔒 Processed locally in your browser unless the page explicitly says otherwise.

How to use

Enter or configure the values needed for this tool.
Use the primary action shown in the working area.
Read the live state or result in the same workspace, then reset or repeat when needed.

Check browser-visible device behavior only after you choose to start the test.

Display refresh rate, browser, OS, hardware and input-device latency can affect results. This is not a medical or diagnostic test.