In music, a single is a type of release of a song recording of fewer tracks than an album, typically one or two tracks. A single can be released for sale to the public in a variety of physical or digi
A 7-inch vinyl record single
A CD single (12cm/"full-size")
An Edison cylinder phonograph, an early format used for distributing recorded singles in the late 19th century.
45-rpm EP on a turntable with a 1+1⁄2-inch hub, ready to be played
A CD single is a music single in the form of a compact disc. Originally the CD single standard was an 8 cm "mini CD" ; later on the term referred to any single recorded onto a CD of any size, particul
A Japanese "Mini CD" single
A CD single (specifically CD5) of "The Catalyst" by Linkin Park. It contains a second track (comparable to a B-side): "New Divide (Live)".
Full-size CD singles were normally packaged in slimmer jewel cases (labeled here as '2') as compared to CD albums (labeled here as '1')
8 cm CD single with case, released in Japan