Think of this component as a "high end" Line Output Converter. This unit was able to "sweeten up" the otherwise terrible quality audio coning out of the speaker connections of my original Mazda factory radio. There are instructions to press buttons to program while playing special calibration tones downloaded from their website.
Verified purchase: Yes | Condition: Pre-owned
It's a great product for your stereo. Kicker47Loc
Verified purchase: Yes | Condition: New
So simple to install. Works amazing
Verified purchase: Yes | Condition: New
If you? Want to add an amp with minimal heartache.This is the way
Verified purchase: Yes | Condition: New
Extraordinaria herramienta de intervención
Verified purchase: Yes | Condition: New