The STR-DG510 incorporates the Digital Cinema Sound system developed by Sony, which recreates for genuine cinema sound quality. The DCAC calibration system enables you to automatically configure the Surround sound according to the position of your speakers. The STR-DG510 also allows you to listen to your favorite radio stations in digital quality thanks to its RDS tuner, which lets you save up to 60 stations. The STR-DG510 comes with an extensive connection system that contains an HDMI input for video quality in high definition. The STR-DG510 amplifier is a top-of-the-range Home Cinema device which combines sound quality and power so you can immerse yourself completely in your films!