---
product_id: 27741826
title: "K-Rock MT4 G5 ESS-TT ENGINE SOUND SYSTEM Box Speaker Amp USB"
brand: "thunder tiger"
price: "£4.72"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/27741826-k-rock-mt4-g5-ess-tt-engine-sound-system-box
store_origin: GB
region: United Kingdom
---

# 0.33 lbs weight 1.34" x 3.94" x 2.24" USB connectivity K-Rock MT4 G5 ESS-TT ENGINE SOUND SYSTEM Box Speaker Amp USB

**Brand:** thunder tiger
**Price:** £4.72
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Elevate Your Ride with K-Rock Sound!

## Quick Answers

- **What is this?** K-Rock MT4 G5 ESS-TT ENGINE SOUND SYSTEM Box Speaker Amp USB by thunder tiger
- **How much does it cost?** £4.72 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/27741826-k-rock-mt4-g5-ess-tt-engine-sound-system-box)

## Best For

- thunder tiger enthusiasts

## Why This Product

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

## Key Features

- • **Plug and Play:** Seamless USB connectivity for instant setup.
- • **Unleash the Sound:** Transform your RC experience with immersive audio!
- • **Compact Powerhouse:** Lightweight design for easy installation and portability.
- • **Exclusive Parts Included:** Get everything you need for a complete sound upgrade.
- • **Tailored for Performance:** Designed specifically for Thunder Tiger MT4 K-Rock G5 models.

## Overview

The K-Rock MT4 G5 ESS-TT Engine Sound System is a specialized audio upgrade designed for the Thunder Tiger 1/8 MT4 K-Rock G5 Brushless models. Weighing just 0.33 pounds and featuring compact dimensions, this corded electric sound system connects effortlessly via USB, providing an immersive audio experience tailored for RC enthusiasts. Note that some parts may show slight signs of disassembly, but all essential components are included for a complete setup.

## Description

Thunder Tiger 1/8 MT4 K-Rock G5 Brushless (Model 6406-F111 & F112)ESS-TT Engine Sound SystemMSRP: $149.98This Product Includes:ESS-TT Engine Sound System (Part # 8069-1) Model # SI-30S1230C Short Circuit and Overload Protection Customize or Download Your Own Sound by RC Plus Program Specifications: Amplifier: 30W Speaker Impedance: 4 Ohms Output Power Under 4 Ohms: 20W/3S (12v) Supply Voltage Range: 5 Volts-26 Volts Dimensions: 100x57x34mm Weight: 90gRefer to Manual for Complete ESS Operating Instructions USB Cord Wiring Harness This product is NEW in OEM Packaging and is from a New, Unused Thunder Tiger 1/8 MT4 K-Rock G5 Brushless (Model 6406-F111 & F112)Part Numbers are for Reference Only. The parts included with this product are exclusive to what is pictured in this listing.This product is compatible with the following Model: Thunder Tiger 1/8 MT4 K-Rock G5 Brushless (Model 6406-F111 & F112)

## Features

- ESS-TT Engine Sound System for the Thunder Tiger 1/8 MT4 K-Rock G5 Brushless (Model 6406-F111 & F112)
- This product is from a New, Unused Thunder Tiger 1/8 MT4 K-Rock G5 Brushless (Model 6406-F111 & F112)
- Due to disassembled nature of this product, some parts may show slight signs of disassembly.
- The parts included with this product are exclusive to what is pictured. See product description for exact contents.
- Part Number(s) associated with this product (see product description for inclusion details 6406-F111 F112 8069-1

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Weight | 0.33 Pounds |
| Item Dimensions D x W x H | 1.34"D x 3.94"W x 2.24"H |
| Power Source | Corded Electric |
| Connectivity Protocol | USB |
| Connectivity Technology | USB |
| Controller Type | Corded electric |
| Is Waterproof | FALSE |
| Material Type | Plastic |

## Product Details

- **Brand:** Thunder Tiger
- **Connectivity Technology:** USB
- **Material:** Plastic
- **Controller Type:** Corded electric
- **Product Dimensions:** 1.34"D x 3.94"W x 2.24"H

## Images

![K-Rock MT4 G5 ESS-TT ENGINE SOUND SYSTEM Box Speaker Amp USB - Image 1](https://m.media-amazon.com/images/I/71nMDwd2DNL.jpg)
![K-Rock MT4 G5 ESS-TT ENGINE SOUND SYSTEM Box Speaker Amp USB - Image 2](https://m.media-amazon.com/images/I/715zi4IC2GL.jpg)

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**Shop now:** [https://www.desertcart.co.uk/products/27741826-k-rock-mt4-g5-ess-tt-engine-sound-system-box](https://www.desertcart.co.uk/products/27741826-k-rock-mt4-g5-ess-tt-engine-sound-system-box)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-18*