Panasonic SA313 is an audio receiver that offers a wide range of features and capabilities to enhance your home audio experience. With its built-in FM/AM tuner, you can enjoy your favorite radio stations with crystal-clear sound. The SA313 also features preset tuning, allowing you to easily store and recall your favorite stations for quick and convenient access. Additionally, the auxiliary input terminals enable you to connect external audio sources such as CD players or MP3 players, giving you the flexibility to enjoy a variety of audio content.