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Have a question about a cleaning cycle, speaker test, privacy, or accessibility? Send a short description and include the device and browser when it matters.
Please do not send recordings or sensitive personal information. The tools do not need either.
Before you write
- The tools generate tones locally and do not record audio.
- Do not send a phone IMEI, payment details, passwords, or private recordings.
- For liquid exposure, follow your device manufacturer's safety guidance before charging.