Features 1.Coaxial Loudspeaker: Coaxial loudspeaker as an excellent, durable and innovative design blends a loud speaker with a high power driver, making the car speaker more effective to use. 2.Excellent Heat Dissipation: Premium voice coils handle extreme heat and maintain their structural integrity, and advanced voice coil heatsink design for better heat dissipation, which means a long life for your speakers. 3.High Sensitivity: The horn has 88dB sensitivity and a 4 ohm impedance rating to compensate for the undersized wires in many cars, it can ultimately reduces distortion, so you can enjoy crisp, clear sound. 4.Omnidirectional Stereo: With a frequency response of 40Hz to 33KHz, you can perfect your current car midrange speaker enclosure system to achieve all round stereo sound reproduction 5.Premium material: Made of magnet and metal Iron which is durable , rustproof light in weight, and easy to carry. And the innovative design blends loud speakers with high powered drivers. specificationItem Type: Car Speakers Material:Magnet+metal iron Model: J-420 Rated Power: 2 x 35W Maximum Power: 2 x 130W Impedance: 4 OHMS Sensitivity: 88dB Frequency Range: 40Hz-33KHz Fitment: Universal for all car PackageList2 xHorns 2 xSpeaker Panel 2 xCables 8 xScrews