A housing with a housing opening at a front, which is closed off by a frame put together from frame legs, wherein the frame opening is and/or can be closed off by a front and/or a cover plate. Accessories, such as handles, storage elements, support arms, pedestals, keyboards and the like are and/or can be connected with the frame legs of the frame. Continuous receiving grooves, open toward the outside, are formed on the outsides of the frame legs. Fastening opportunities are created at all frame locations by fastening devices which can be introduced into the receiving grooves, and thus it is possible to attach any desired accessories at any desired locations of the frame legs of the housing.