In the case of Onkyo A/V receivers, "entry level" means a whole lot more than just affordability and standard functionality. You won't find a better example than the TX-SR506, which also offers high-definition media capability and advanced sound correction technologies. With an HDMI platform handling 1080p video from three sources, the TX-SR506 brings polish and peak performance to high-definition displays and sources. Legendary Onkyo amplification drive and power set the foundation for delivering bass crunch and vocal clarity.