#1	The factory amp if equiped system will remain unchanged
#2	Interface is transformer isolated maintains phase and is linear from 20 to 20000 HZ
#3	This 4 channel interface will allow the output to be adjusted to the input requirements of the new amplifier providing 21 gain and infinite attenuation
#4	The input connectors plug into the factory stereo and vehicle harness
#5	The 4 female RCA output jacks plug for connecting to the new amplifier