Sony has updated its STR-DG series of A/V receivers with four new models offering high-definition performance, easy set-up and control through a unique icon-driven menu system. All models include 1080/24p True Cinema video pass-through, advanced audio codec support, and upscaling of all standard definition video sources to 1080p via HDMI.

STR-DG520 - 5.1 channel, 2x HDMI, 100 Watts per channel. Available in March for $200.

STR-DG720 - 7.1 channel, 3x HDMI, 105 Watts per channel, XM ready. Available in March for $300.

STR-DG820 - 7.1 channel, 4x HDMI, 110 Watts per channel, Dolby Digital Plus, TrueHD, dts High Resolution Audio and dts HD MA decoding, xvYCC technology, XM ready. Available in May for $400.

STR-DG920 (pictured) - 7.1 channel, 4x HDMI, 110 Watts per channel, Dolby Digital Plus, TrueHD, dts High Resolution Audio and dts HD MA decoding, xvYCC technology, Deep Color (HDMI 1.3, xvColor), XM ready. Available in June for $600.