With four tuners it enable to watch TV channel from one transponder/satellite while recording another channel from another transponder/ satellite at the same time. PROFESSIONAL TUNER: Support VCM ...

The best USB TV tuners allow you to watch television on your computer for free. You can easily watch TV on the go or bounce from room to room without missing a second of your favorite programs.

They can become powerful media stations when you put them with a good TV tuner and antenna. You can take several routes to get a Raspberry Pi to receive and stream over-the-air channels.