Launched by Apple in 2007, iTunes Plus removed Digital Rights Management (DRM) and upgraded the bitrate from 128 kbps to 256 kbps. These files use the Advanced Audio Coding (AAC) codec, wrapped in an M4A container.
For gym playlists, driving (car audio systems mask lossless detail), or legacy iPods, the represents the "Goldilocks" zone of digital audio: perfect size, perfect sound, permanent ownership. Avenged-Sevenfold--Discography--iTunes-Plus-AAC-M4A
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: Native support for iPhones, iPads, and CarPlay without the need for third-party players. The Essential Discography Checklist Launched by Apple in 2007, iTunes Plus removed