It says nothing. Almost useless. It tunes and then loses the signal. It also produces various strange things, such as the screen staying only with sound and needing a restart. Wasted money, in short!

Do not be confused by the product descriptions that say it has HDMI. The port exists but it is HDMI-out. The rest of the features are what you would expect from the category.

I changed it because I wanted to use it with a TV box