The Hauppauge Nova-DT Dual DVB-T Tuner Device (IR) is a digital TV tuner card that allows your computer to receive over-the-air DVB-T (Digital Video Broadcasting - Terrestrial) signals, enabling you to watch and record free-to-air digital television channels on your PC. It features dual tuners for watching and recording two channels simultaneously and comes with an infrared (IR) receiver for remote control functionality.

To use the Hauppauge Nova-DT on a Windows PC, you need to install the appropriate drivers for the tuner to function properly. These drivers allow the operating system to recognize the hardware and enable its full features, such as TV viewing, channel scanning, and IR remote functionality.