Stetsom 4in1 Universal Bass Knob Gain Control + Voltmeter + On/Off Switch + High to RCA Input Converter, Blue LED Display, One Touch On/Off Display, Continuous Touch On/Off Amplifier




We ship to all 50 states, Washington DC.
All orders are shipped with a UPS tracking number within 1 business day.
Always free 5-day shipping for orders over US $59.
During sale periods and promotions the delivery time may be longer than normal.

Give us a shout if you have any other questions and/or concerns.
Phone: +1 (786) 743-0031
Stetsom Store will accept exchanges and returns of all products within 30 days of the date of purchase.

Your return will usually be processed within a week to a week and a half. We’ll send you a Return Notification email to notify you once the return has been completed.

For more information on Returns access our Return Policy.

1 Business day handling processing time

Free USA shipping on all orders over $59

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  • 4in1 Product: 1) Bass Knob Gain Control, 2) Built-in Voltmeter, 3) On/Off Amplifier Switch, 4) High to RCA input converter
  • The Stetsom Gain Control was developed with all the essential features you need to control your audio system right at your fingertips, very convenient.
  • Stetsom precision Built-in Voltmeter. It comes with a blue LED display that you can turn on and off with just one click on the level knob whenever you feel necessary
  • Very convenient feature On/Off Amplifier Switch, you will be able to connect the remote wires from your amplifier to the Stetsom Gain Control and conveniently turn your amplifier On and Off with a simple continuous hold click on the level knob
  • As if that was not enough, Stetsom can offer you even more. Besides the bass knob, voltmeter, and remote on/off features, the Stetsom Gain Control can also be used as an audio input converter for car audio factory players that do not support RCA connections.