Special Features:

Hi fi sound character; 5 1/4" special design woofer; molded polypropylene cabinet; six threaded inserts; slots to allow interlocking of additional units; drivers protected by aluminum grille; frequency response 70 hz to 20 khz; sound pressure level 84db at 1w/1m

Properties:

Two or more loudspeakers on a common mounting or mounted on each other. It does not include one loudspeaker with accessories such as transformer, case or resistors. For coaxial loudspeakers which are not readily separable, see loudspeaker (as modified).