Universal Amplifier Bass RCA Gain Level Volume Control Knob For Car Home Black

Mount in or under the dash
Dash Mount Amplifier Level Control for Volume Adjustment
Can Adjust the Amplifier Gain While DrivingPerfect for Balancing the System to Change Music Styles
Simple in and out connections, no additional wiring needed
Interface: 2*RCA Output; 2*RCA Input
The distance between the mounting holes: Approx. 4.5cm
size:Line length is about 18cm
Material:Plastic + metal
colour:black
Package Contents:
1 * Volume controller
2 * screw
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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