🎧 Audio
Test your microphone, speakers and headphones in the browser. Check input levels, left/right channels, and the full frequency range, with no install.
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🎧
Microphone Test — Check Your Mic Online
Test your microphone in the browser. See a live input level and waveform, record a sample and play it back, and pick the right input device. No install.
🎧
Speaker & Headphone Test — Left/Right Channels
Test your speakers and headphones online. Play a tone in the left, right, or both channels to check stereo, find a dead side and confirm the wiring.
🎧
Online Tone Generator — Test Frequencies
Free online tone generator. Play a pure sine, square, triangle or sawtooth from 20 Hz to 20 kHz, plus white and pink noise. Test your hearing range and gear.