This is a Audio car kit,It is a replacement of CD charge. It can be easily installed and uesd.This installation and usage are the same as CD change's installation and usage, Simply plug in USB disk/SD card or For ipod for iphone or android,you can play audio through car audio system and enjoy music in your car.

Specifications :

Item type: Cables, adapters & sockets

Voltage input: DC 12V

Signal-to-noise: 95DB

Max. current: 600mA

Frequency response: 20HZ-20KHZ

Working temperature: -10-80 Celsius degree

Total Harmonic Distortion:0.01%

Features :

1.Direct Connection via CD changer Port with CD quality sound

2.Control music files from your car radio panel or steering wheel.

3.Support USB Flash, SD Card and 3.5mm jack input.

4.Building in high quality MP3/WMA decoder

5.Building in Amplifier chips

6.No signal interfere, No battery required

7.Smart design and Easy to install and use

8. Brand New and High Quality