ConvertOnline

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1. Convert Online
2. Audio Converters
3. WMA to M4A

{
  "convert": "wma-m4a",
  "multiple": true,
  "from": "wma",
  "to": "m4a",
  "note": "M4A is a widely supported modern audio format that typically uses the AAC codec. Converting from WMA to M4A ensures better compatibility across platforms like iOS, Android, and web players. However, since both are lossy formats, converting may slightly degrade quality due to re-encoding.",
  "controls": [
    {
      "type": "dropdown",
      "name": "bitrate",
      "label": "Audio Bitrate",
      "options": [
        {
          "label": "64 kbps",
          "value": "64k"
        },
        {
          "label": "96 kbps",
          "value": "96k"
        },
        {
          "label": "128 kbps (Standard)",
          "value": "128k"
        },
        {
          "label": "192 kbps",
          "value": "192k"
        },
        {
          "label": "256 kbps",
          "value": "256k"
        },
        {
          "label": "320 kbps (High)",
          "value": "320k"
        }
      ],
      "defaultValue": "128k",
      "desc": "Sets the output bitrate for the M4A file. Higher bitrates produce better quality at the cost of file size. 128 kbps is commonly used for general audio."
    },
    {
      "type": "dropdown",
      "name": "channels",
      "label": "Audio Channels",
      "options": [
        {
          "label": "Mono (1 channel)",
          "value": 1
        },
        {
          "label": "Stereo (2 channels)",
          "value": 2
        }
      ],
      "defaultValue": 2,
      "desc": "Specifies the number of audio channels. Stereo offers richer sound, while mono reduces file size."
    },
    {
      "type": "dropdown",
      "name": "sample_rate",
      "label": "Sample Rate (Hz)",
      "options": [
        {
          "label": "22050 Hz",
          "value": 22050
        },
        {
          "label": "44100 Hz (CD Quality)",
          "value": 44100
        },
        {
          "label": "48000 Hz",
          "value": 48000
        }
      ],
      "defaultValue": 44100,
      "desc": "Controls the number of audio samples per second. 44100 Hz is standard for most M4A files."
    }
  ],
  "type": "audio"
}