"hdtv-lo" usually refers to a specific file encode (standard high-def but lower bitrate). If you're sharing this with friends, just saying "HD" is much clearer!
Here are a few ways to clean up that text, depending on where you're using it: Watch www xrysoi se house 411 hdtv-lo
"Check out House Season 4, Episode 11 in HD over at xrysoi! 📺" "hdtv-lo" usually refers to a specific file encode