To find the exact duration, you can use the standard formula for compressed audio:
Duration (seconds)=File Size (bits)Bitrate (bits/second)Duration (seconds) equals the fraction with numerator File Size (bits) and denominator Bitrate (bits/second) end-fraction Divide by Bitrate: Final Time: 128kbps mp3(2.93 MB)
The text "" refers to an MP3 audio file with a 128 kbps bitrate and a file size of 2.93 megabytes . Based on these specifications, this file contains approximately 3 minutes and 12 seconds of audio. Breaking Down the Specs To find the exact duration, you can use
This is the bitrate, which determines the audio quality and file size. At 128 kbps, a stereo MP3 generally uses about 1 MB of storage per minute . To find the exact duration