# XMSJSIY Amplifier Bass Knob Volume Remote Controller Car Audio Adjustable Bass Controller with 4 Pin Extension Cable for Subwoofer - 4M/13.1FT Cable — resale value

Source: JunkPal price guide — https://junkpal.ai/products/xmsjsiy-amplifier-bass-knob-volume-remote-controller-car-audio-adjusta-b0bxn8v7hz

**XMSJSIY Amplifier Bass Knob Volume Remote Controller Car Audio Adjustable Bass Controller with 4 Pin Extension Cable for Subwoofer - 4M/13.1FT Cable** sells for about **$9.9** new or sealed, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/xmsjsiy-amplifier-bass-knob-volume-remote-controller-car-audio-adjusta-b0bxn8v7hz

## Value

| Condition | Value (USD) |
| --- | --- |
| New / Sealed | $9.9 |

Values are medians of real closed eBay sales, updated 2026-07-17. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DXMSJSIY%2520Amplifier%2520Bass%2520Knob%2520Volume%2520Remote%2520Controller%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DXMSJSIY%2520Amplifier%2520Bass%2520Knob%2520Volume%2520Remote%2520Controller%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

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## Details

| Field | Value |
| --- | --- |
| Brand | XMSJSIY |
| Category | All Electronics |

## About

This is an XMSJSIY Amplifier Bass Knob Volume Remote Controller for car audio systems, featuring an adjustable bass controller and a 4-pin extension cable that is 4 meters (13.1ft) long.

It is ideal for car audio enthusiasts and installers looking to fine-tune the bass levels of their subwoofer setups.

Resale value is influenced by the item's condition, completeness (including the 4M cable), and the specific functionality of the bass control mechanism.

## FAQ

**What is the purpose of this controller?**

This controller allows users to adjust the bass levels of their car audio subwoofer system remotely.

**Does the unit come with a cable?**

Yes, it includes a 4-pin extension cable measuring 4 meters (13.1ft).

**What affects the resale value of this controller?**

Resale value depends on the item's condition, whether it is complete, and the functionality of the bass knob.

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Full price guide: https://junkpal.ai/products/xmsjsiy-amplifier-bass-knob-volume-remote-controller-car-audio-adjusta-b0bxn8v7hz
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-17, based on real sold listings (junkpal.ai)"