HD PVR is the world's first high Definition video recorder for making real-time H.264 compressed
recordings at resolutions up to 1080i. HD-PVR records component video (YCrCb) from video game
consols and cable TV and satellite set top boxes, with a built-in IR blaster to automatically change
TV channels for scheduled recordings. Audio is recorded using two channel stereo or optical audio
with five channel Dolby Digital.