Feature:
1.Converts car stereo speaker outputs to RCA outputs.
2.Allows the addition of 2 or 4 channel amplifiers to most stereos without RCA outputs.
3.Allows the addition of amplifier and subwoofer to existing factory systems.
4.Adjustable level matching from 0 to 2 volts.
5.For car stereos up to 80 watts.
6.Easy to follow illustrated instructions.
 
Specification: 
Compatible Vehicles Universal
Material ABS
Item size approx 85*45*29mm
Net weight approx 110g
White connection wire Left Loudspeaker (+) 
Gray connection wire Right Loudspeaker(+) 
White & Black connection wire Left Loudspeaker(-)
Gray & black connection wire Right Loudspeaker(-)
Red connection wire DC 12V(+)
Black connection wire GND Terminal
Blue connection wire Subwoofer REM
 
Package Included: 
1 X Car Audio Speaker Level Converter HI-LOW