DELUXE 2-WAY CROSSOVER ON A 3 11/16" X 3 1/8" TERMINAL CUP (FOR SPEAKER BOX) . SPECS: H.D 5 WAY GOLD BINDING POSTS 4 OHMS PRE-WIRED QUALITY COILS AND CAPS XO @ 3 kHZ 50W. RMS RB=W - YG=TW