This HP USB TV Tuner is a portable device that allows you to watch and record HD digital or analog TV on your PC or laptop. It is a USB stick/dongle with the model number KS523AA#ABA and is compatible with USB ports. The brand is HP and it is designed to be used with computers and other digital devices. You can use this TV tuner to enjoy your favorite TV shows and movies on your computer without the need for a TV. It is perfect for use in your home or on the go.