4) Rockford Fosgate PPS4-6 6.5" 800 Watt 4-Ohm Midrange Car Loudspeakers Speaker New Rockford Fosgate PPS4 6 6.5" 800 Watt 4 Ohm Midrange Car Loudspeakers Speaker (4 pack) 100 Watts RMS (400W per 4 pack) 200 Watts MAX (800W per 4 pack) Nominal Impedance: 4 Ohm Midrange Depth (in): 2.24" (56.80 mm)