Auna AV2-CD509 is a versatile HiFi system with an intelligent product design and refined quality. At the heart of the Auna AV2-CD509 is its CD player with CD-R, CD-RW and MP3 compatibility. The system also features a front USB port for integrating MP3 libraries from MP3 players and USB storage devices. Unlike many other HiFi CD players the Auna system features an integrated radio receiver with 40 station presets when connected to the house antenna via aerial cable.