This industry comprises establishments primarily engaged in retailing radios and stereo equipment (except automotive), television sets, record players, and other consumer audio and video electronic equipment. These establishments may also sell additional lines, such as household appliances; computers, computer peripheral equipment, and software; musical instruments; or prerecorded records and tapes. These establishments may also perform incidental installation and repair work. Establishments primarily engaged in retailing typewriters and establishments that rent and/or repair typewriters are also included in this industry.