The HR21 Pro Series HD DVR delivers the ultimate home theater experience. With over 150 national channels of HD available by the end of 2008 on DIRECTV®, the HR21 Pro Series is your HD solution. It can record up to 100 hours of HD programming, twice the capability of the HR20 and HR21. This incredible HD DVR delivers an industry-unique feature with its optical HDMI output, offering maximum installation flexibibility. Standard-definition (SD) and high definition (HD) enabled Simultaneous SD & HD output 1080i, 720p, 480p, 480i picture output 2 satellite tuners Record up to 400 hours of SD, or up to 100 hours of HD programming 14-day Advanced Program Guide® Pause and rewind live TV for up to 90 minutes Series LinkTM feature One touch record, auto record, manual record, and bookmarks Search and record Interactive TV enabled Optical HDMI, Component, Composite output plus Ethernet (2), S-ATA, USB Dolby® Digital 5.1 Surround Sound capable RS 232 Control Integrated RF Antenna; RF Remote included Rack Mountable Dual fans On-Screen Caller ID Anticipated delivery: NOW!!!!