Package includes: 1 piece of car amplifier

The product will be upgraded constantly, the appearance and color may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance.

Name: RCA Audio Controller

Weight: 70g

Car Amplifier/Speaker Bass Controller, Regulator

Two adjustment methods:

1. By gain adjustment

2. By frequency adjustment

As long as you turn the button of the controller lightly, different frequencies can make the songs sound different. It feels quite good and very convenient.