MR6.5-4oHMX2Pcs Specification:Car Speaker Specification :Speaker Type - Mid RangeSpeaker Size - 6.5 InchRMS Power- 180WMax Power - 360WMagnet Grade -Y30Magnet Size -120x60x20Magnet Weight -30 OzImpedance - 4 OhmFrequency - 120-10khzSensitivity - 94 +/-3 DbVoice Coil - 1.5 InchVoice Coil Material - Ksv CopperCone Material - Cloth Edge Paper ConeMounting Depth - 80mmBasket Material - IronTerminal Type - High Durable Steel CardboardTW-BULLET180 Specification:Color: Chrome FinishSize : 3.5 InchNominal Impedance : 4 ohmPower Capacity : 30W Rms (Each)Pmpo Power : 300W (Each)Sensitivity(1w/1m) : 106 dBFrequency Range : 2kHz-20kHzVoice Coil Diameter : 25.4mmVoice Coil Material : CCAWVoice Coil Former : KSVDiaphragm Material : TitaniumHousing Material : AluminumMagnet Weight : 8 Oz Capacitance: 3.3x100VPackage includes:2x Speakers2x Car Tweeter