---
product_id: 77960608
title: "UM3561 4 Siren and Light Generator Kit for Models and RC Models Self Build Kit"
brand: "rk education"
price: "AR$3725"
currency: ARS
in_stock: false
url: https://www.desertcart.com.ar/products/77960608-um3561-4-siren-and-light-generator-kit-for-models-rc
store_origin: AR
region: Argentina
---

# Up to 8 customizable LEDs 4 distinct siren sounds Adjustable sound & flash frequency UM3561 4 Siren and Light Generator Kit for Models and RC Models Self Build Kit

**Brand:** rk education
**Price:** AR$3725
**Availability:** ❌ Out of Stock

## Summary

> 🚨 Light & Sound Mastery for Your RC Models – Stand Out or Blend In? Never!

## Quick Answers

- **What is this?** UM3561 4 Siren and Light Generator Kit for Models and RC Models Self Build Kit by rk education
- **How much does it cost?** AR$3725 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/77960608-um3561-4-siren-and-light-generator-kit-for-models-rc)

## Best For

- rk education enthusiasts

## Why This Product

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

## Key Features

- • **Expandable LED Setup:** PCB supports up to 8 LEDs, letting you customize your emergency lighting like a pro.
- • **Dynamic Visual Alerts:** Dual LED sets with customizable flashing frequency to elevate your RC model’s presence.
- • **Precision Sound Control:** Potentiometer allows fine-tuning of siren volume, ensuring perfect sound balance.
- • **Pro-Grade Build Quality:** Double-sided professional PCB ensures durability and reliable performance for serious hobbyists.
- • **Immersive Emergency Audio:** Four authentic siren sounds powered by the UM3561 Sound IC for realistic alerts.

## Overview

The UM3561 4 Siren and Light Generator Kit is a professional-grade DIY kit designed for RC models and emergency vehicle replicas. Featuring four selectable siren sounds via jumper, adjustable volume, and flashing LEDs with customizable frequency, it offers both audio and visual realism. The kit supports up to 8 LEDs on a durable double-sided PCB, making it perfect for hobbyists seeking to add authentic emergency effects to their models.

## Description

4 Siren and Light Generator Kit for Models and RC Models. Main features; Uses a UM3561 Sound IC, Uses a high quality speaker, 4 different emergency siren sounds, these are selected using a jumper, The sound can be adjusted with a potentiometer, The PCB has space for upto 8 LEDs, The kit comes with 1 red and 1 blue LED, LEDs flash, The LEDs can be turned off, The frequency of flashing can be varied, Ideal for using RC vehicles, cars, trucks, lorries etc, Available as a kit or as a blank PCB, Manufactured using a double sided professional double sided PCB, Perfect for emergency vehicles, Documentation and PDF schematic available from www.rkonlinestore.co.uk

## Features

- Uses a UM3561 Sound IC and a high quality speaker
- YouTube video available - https://www.youtube.com/watch?v=XOH20kh4Khc
- 4 different emergency siren sounds, these are selected using a jumper
- The unit has 2 sets of LEDs that flash
- Schematic and documentation available from www.rkonlinestore.co.uk

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Rk Education |
| Manufacturer reference | 4 SIREN LIGHT KIT |
| Manufacturer | Rk Education |
| Guaranteed software updates until | unknown |

## Images

![UM3561 4 Siren and Light Generator Kit for Models and RC Models Self Build Kit - Image 1](https://m.media-amazon.com/images/I/61Z5KJ8F4qL.jpg)

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**Shop now:** [https://www.desertcart.com.ar/products/77960608-um3561-4-siren-and-light-generator-kit-for-models-rc](https://www.desertcart.com.ar/products/77960608-um3561-4-siren-and-light-generator-kit-for-models-rc)

---

*Product available on Desertcart Argentina*
*Store origin: AR*
*Last updated: 2026-02-21*