hi, im new here and am hoping for some help. i just picked up a pair of speakers at an estate sale. one of them has bozak b302-a on the back. the other has nothing on it. it's shaped different from the other. it stands on legs, is square, and looks like other bozaks on the internet. but, when shining a flashlight into the front, i only see a woofer, a midrange or tweeter in the upper right hand corner, and a rectangular port at the very bottom. does anyone know if this sounds like a bozak and was there a speaker in the bottom that missing. they both sound great but i need to know what i have a