Online headphone test
Check left and right channels, audio frequency ranges and your headset microphone.
Start testTest without installing software
ACC64 runs directly in a modern web browser. You do not need to create an account or install additional software.
Follow the instructions shown in the tool. If the issue is intermittent, repeat the test several times.
Frequently asked questions
What does this test check?
The test lets you listen to left and right channels separately, check selected frequency ranges and run the microphone test.
Do I need to install anything?
No. The test runs directly in a supported web browser.
Does ACC64 save my test results?
No account is required. Hardware tests run locally in your browser unless a tool clearly requires a server connection, such as the Internet speed test.