The MyGica HDTV Stick A680B-W7 is a USB TV tuner that allows you to watch and record digital broadcasts in QAM and ATSC formats on your computer. With a compact USB stick form factor, it is easy to plug and play. The digital video capture feature ensures high-quality recordings, making it a convenient and efficient solution for accessing digital TV programming on your computer. Compatible with USB 2.0 ports, this tuner is a versatile option for those looking to enhance their viewing experience.