This works best on a desktop or laptop with external mics connected.
Microphone access denied. This app needs mic access to test your audio. Click the lock or camera icon in your browser's address bar, allow microphone access, and reload this page. On Safari, check Settings > Websites > Microphone.
Heads up: this browser can drop audio while recording, especially with Bluetooth headphones connected. For reliable results, use Chrome or Edge.
Your browser doesn't support simultaneous recording — testing one mic at a time.