Nondestructive installation: Only Support to use with the Android radio to create an exclusive music space.Support Lossless Playback: Great music detail performance ,thousand times of test make sure you enjoy HiFi class music.Intelligent Noise Reduction Design: No current sound no noise ,effectively reduce current and noise make background is purer, the sound quality is clearer.Advanced Sound Field Positioning Tuning: After Use DSP : Control of the time sound reaches the ear higher order surround stereo auditory experience.Metal Fuselage: All-aluminum shell metal touch, the heat dissipation speed and do not worry about the overheating of the machine caused by long-term use.Special Features:Plug and playSignal To Noise Ratio:105dBFrequency Range (Hz):20Hz-20KHzOut Power:max up 50w*4Audio Encoding:StereoOperation power:10.5V - 16VDistortion(): 0.01%Output voltage:2.5VEasy Connected The DSP To Your Android Radio1.Remove the host/navigation/CD of the car, and unplug the plug connected to the car.2.One end is connected with the car plug.The other end is connected to the CD host.3.Finally, place the connection line to the install- location position of the DSP and dock with the host.Colour:silverMaterial:MetalPackage Contents:1 x Car Audio AmplifierOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.