Audio
Speaker & Audio Test
Listen to an original voice sample, a controlled tone sweep, and a repeating sound to inspect playback clarity and possible distortion.
How this result is measured
Browser-observedUser-confirmedThe browser records the input or capability it receives; you confirm physical observations the browser cannot judge.
Start with your phone volume low. Keep the speakers away from your ears.
Raise the phone's media volume gradually. If no sound plays, check whether Silent Mode, Do Not Disturb, Bluetooth, AirPlay, headphones, casting, or another audio route may be affecting playback.
1. Voice clarity
Listen to a spoken check
Listen for understandable speech without buzzing, crackling, or distortion.
2. Tone sweep
Listen across a range of tones
Listen for buzzing, crackling, rattling, distortion, or missing audio. Changes in loudness across the sweep can be normal. This is a listening inspection, not a calibrated frequency-response measurement.
3. Physical volume buttons
Check several comfortable volume levels
Use the phone's physical volume buttons while replaying the voice or sweep. The browser cannot read or control the hardware volume. You do not need to use 100% volume.
Keep the phone away from your ear while testing at higher volume.
4. Physical cover inspection
Notice whether covered areas affect playback
Start the repeating sound, then cover each area gently. Do not press objects into an opening.
A change in sound can indicate that the covered area contributes to current media playback. No change does not prove that a speaker is faulty or unused. Phones and browsers may route audio differently.
Save your listening result
Choose a voice and tone-sweep observation first. The browser can start audio, but only you can report what the physical output sounded like.
Privacy: This test requests no microphone access, records nothing, and uploads no audio or listening data. Only your selected observations are stored locally.
Limitations: Bluetooth, headphones, AirPlay, or another route may receive the sound. This functional listening test cannot identify a defective physical speaker or measure calibrated loudness, frequency response, or distortion percentage.