Features: 1.ADVANCED VOICE COIL HEAT SINK: Coaxial car loudspeaker features an advanced voice coil heat sink design. Can handle extreme heat and maintain its structural integrity. 2.90DB AND 4 OHMS: With 90dB sensitivity and a 4 ohm impedance rating, 120W car speakers compensate for the undersized wires in many of today's cars. 3.120W MAXIMUM POWER OUTPUT: 120W coaxial car loudspeaker has a maximum peak power output of 120W, so you can play your favorite tracks with style. 4.45HZ-25KHZ FREQUENCY: Car loudspeaker has a frequency response of 45Hz?25KHz. It completes your current car alto speaker enclosure system for full stereo reproduction. 5.DISTORTION REDUCTION: Coaxial car speaker is the perfect blend of loud speakers and high power drivers. With reduced distortion, you can enjoy crisp, clear sound. specification:Item Type: Coaxial Car Loudspeaker Model: VT 412 Material: Magnet, Metal Iron Rated Power: 2 x 30W Maximum Power: 2 x 120W Impedance: 4 OHMS Sensitivity: 90dB Frequency Range: 45Hz-25KHz Scope: Applicable To All Car Sound Systems PackageList:2 x CoaxialCarLoudspeaker 2 x Speaker Panel 2 x Surface Frame 2 x Cable 8 x Screws