Features:1. Made of aluminum alloy material, it is firm and durable, and wiredrawing process makes it look more delicate.2. Simple and generous design, in line with the modern visual aesthetics.3. External cooling fin and heat emission hole, make the contact surface of the amplifier and air wider, heat dissipation faster.4. 5800W strong power, and it has hifi and clear sound quality.5. Simple and convenient for installation, easy to use and operate.6. Lightweight and compact styling, it is convenient to carry and store.Specification:Condition: Brand NewItem Type: Car AmplifierMatereial: Aluminum AlloyColor: As picture shown Distortion: <0.01%Rated Power: 5800wImpedance: 2 - 4 Review Rate: 20 Hz - 20 KhzSNR: >90dbWorking Voltage: 12vSensitivity: 150mvFunction: Add stereo surround and passive subwoofer, etcPackage List:1 x Car Amplifier1 Pair of E-rings4 x Screw.