Complex sentence: High-definition television is also beginning to be supported by a limited-number of high-end receivers; at least one high-end stand-alone receiver (the Quali-TV 1080IR) supports both 4:2:2 and HDTV.
Split into simpler sentences: High-definition television is also beginning to be supported by a limited-number of high-end receivers. At least one high-end stand-alone receiver (the Quali-TV 1080IR) supports both 4:2:2 and HDTV.