Bitrate, sometimes written bit rate or data rate represents the number of bits processed pe unit of time. Bitrate is quantified as the bits per second or bps, usual in a conjunction with a metric prefix (kilo, mega, giga, tera). 1kilobit per second (1kbit/s) is defined as 1000 bit/s not 1024 bit/s as iti is in the most of other related computer units.
In digital multimedia area, bitrate often refers to the amount of information or detail stored per unit of time of physical recording.