Audio element

- LS

Method of playing sound on webpages (without requiring a plug-in). Includes support for the following media properties: currentSrc, currentTime, paused, playbackRate, buffered, duration, played, seekable, ended, autoplay, loop, controls, volume & muted

Chrome

  1. ✅ 4 - 155: Supported
  2. ✅ 156: Supported
  3. ✅ 157 - 159: Supported

Edge

  1. ✅ 12 - 154: Supported
  2. ✅ 155: Supported

Safari

  1. ✅ 3.1 - 26.6: Supported
  2. ✅ 27: Supported
  3. ✅ 27.1 - TP: Supported

Firefox

  1. ❌ 2 - 3: Not supported
  2. ◐ 3.5 - 19: Partial support
  3. ✅ 20 - 158: Supported
  4. ✅ 159: Supported
  5. ✅ 160 - 162: Supported

Opera

  1. ❌ 9: Not supported
  2. ◐ 9.5 - 10.1: Partial support
  3. ✅ 10.5 - 134: Supported
  4. ✅ 135: Supported

IE

  1. ❌ 5.5 - 8: Not supported
  2. ✅ 9 - 10: Supported
  3. ✅ 11: Supported

Chrome for Android

  1. ✅ 156: Supported

Safari on iOS

  1. ◐ 3.2 - 26.6: Partial support
  2. ◐ 27.0: Partial support
  3. ◐ 27.1 - 27.2: Partial support

Samsung Internet

  1. ✅ 4 - 29: Supported
  2. ✅ 30: Supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10: Not supported
  2. ✅ 11 - 12.1: Supported
  3. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 2.2: Not supported
  2. ✅ 2.3 - 4.4.4: Supported
  3. ✅ 156: Supported

Firefox for Android

  1. ✅ 159: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
Detailed article on support
Detailed article on video/audio elements
HTML5 Doctor article
has.js test
WebPlatform Docs
Demos of audio player that uses the audio element
The State of HTML5 Audio
Sub-features:
Wav audio format
MP3 audio format
Opus audio format
Ogg Vorbis audio format
AAC audio file format
FLAC audio format