bose wave fm antenna bose boost fm reception on your bose wave system with this external dipole fm antenna. recommended wherever fm signal strength is weak for one or more stations. plugs directly into antenna input on the back of your system - no old-fashioned screw terminals. for optimum reception, extend the antenna ends as far from the unit and other equipment as possible. antenna's functionality depends upon your location and the building you are located in what's in the box - wave fm antenna