FR 16 WP - 4 Ohm (black) FR 16 WP - 4 Ohm (white) FR 16 WP 4 OHM (WHITE) FR 16 WP CL - 100 V FR 1630-M1 FR 1651 FR 1651-S1 FR 1654 FR 1654-M2 FR 1655-M2