The Bose Remote Control 3-2-1 Series II / III GSX AV is a sleek black wireless remote control designed specifically for the Bose 321 GSX home theater system. This remote is compatible with the Bose Remote Control 3-2-1 Series II / III GSX AV and provides convenient control over your home entertainment system. With its reliable brand reputation and specific compatibility, this remote control ensures seamless functionality and user satisfaction for your audiovisual experience.