4) MB Quart DK1-116 6.5" 280 Watt Discus Black Coaxial Car Audio Speakers Four 4) New MB Quart DK 116 6.5 Inch Coaxial Car Speakers 4 Pack Peak: 70 Watts (280 Watts Per Two Pairs) RMS: 35 Watts (140 Watts Per Two Pairs) Impedance: 4 Ohm Sensitivity: 91 dB