Starting with the basics, the KDL-46HX820 features a 1920x1080 (1080p) native pixel resolution, 240 Hz screen refresh rate, 4 HDMI inputs, and two side mounted USB ports for accessing audio, video, and still image files stored on flash drives, which can also be used to charge the accessory 3D glasses.
Howerver, it doesn't stop there, the KDL-46HX820 also incorporates 3D display capability from compatilble Blu-ray, TV broadcast, cable, or satellite TV sources, along with Internet media player capabilities, which allows direct access to both PC-based and online streaming audio/video content via wired or wireless internet connection. With the addition of a compatible accessory webcam, you can even make Skype video phone calls.
Needless to say, the Sony Bravia KDL-46HX820 is definitely a feature-packed TV, but is it the right TV for you? To find out, read my Review, and also check out my Photo Profile, and a sampling of Video Performance Tests. Photos (c) Robert Silva - Licensed to About.com