Description:12V 600W car audio amplifier board gives you a wonderful in-car entertainment.Powerful subwoofer, good sound quality, no distortion, give you a great hearing enjoyment.High Power, high efficiency, wide frequency.With current protection, overload protection, short circuit protection.Durable for use, light weight and easy to install.Specification:Material: Plastic+MetalColor: BlackSize: About 155x170mmVoltage: DC12VMax Power: 600WRated Power: 150WCurrent: 10AImpedance: 4ohmTHD: 0.1 Sensitivity: 75-90DBFrequency Response: 30Hz280KHzPackage includes:1pc x Car Audio Amplifier BoardNotes:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3cm measuring deviation due to manual measurement.