---
product_id: 460409552
title: "Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier"
brand: "Metra"
price: "1248936₫"
currency: VND
in_stock: false
url: https://www.desertcart.vn/products/460409552-metra-wm-lockn-adjustable-line-output-converter-for-aftermarket-audio
store_origin: VN
region: Vietnam
---

# Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier

**Brand:** Metra
**Price:** 1248936₫
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier by Metra
- **How much does it cost?** 1248936₫ with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/460409552-metra-wm-lockn-adjustable-line-output-converter-for-aftermarket-audio)

## Best For

- Metra enthusiasts

## Why This Product

- Trusted Metra brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Metra WM-Lockn Line Output Converter with Short Protection 55w. This line output converter is designed to work with OEM radios that have short circuit protection when adding an after market amplifier. This eliminates the need to re-wire. Extremely easy to install with a new smaller easy to mount design and sleek design. Provides signal sense turn-on, when the vehicle turns on the line converter will send a remote signal to the amplifier to turn it on. Comes with a adjustable stereo knob that connect the volume gain to RCA cables.  Knobs lets you control the volume at hands reach without going into the stereo unit. Metra Adjustable Line Output Converter     2 Channel input   55-Watt maximum input   Gain adjustment for RCA cable   Comes with stereo level adjustment knob   Up to 55 Watts   Signal sense for amp turn on   Gain knob for volume control

## Images

![Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier - Image 1](https://i5.walmartimages.com/asr/ed01ac7a-c784-47b0-99bb-6805d7cdcedb.ccebf854c64585c55de1f980507f766f.jpeg)
![Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier - Image 2](https://i5.walmartimages.com/asr/4e44d64d-37e3-4d5d-b0c7-3b16b9aa34cf_1.0b0eaf4ff6c2e2912a25a4fd879e217e.jpeg)
![Metra WM-LOCKN Adjustable Line Output Converter for Aftermarket Audio Amplifier - Image 3](https://i5.walmartimages.com/asr/da326a53-62c8-4555-8fae-5b2948358ce5_1.ccebf854c64585c55de1f980507f766f.jpeg)

---

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**Shop now:** [https://www.desertcart.vn/products/460409552-metra-wm-lockn-adjustable-line-output-converter-for-aftermarket-audio](https://www.desertcart.vn/products/460409552-metra-wm-lockn-adjustable-line-output-converter-for-aftermarket-audio)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-17*