---
product_id: 462300192
title: "Koostone Wireless Magnetic Door Entry Sensor Alarm Chime, Door Open Alert for Shop, Garage, Window Security for Kids, Elders Safety, Anti-theft, 2 Secure Contact Sensors, 1 Doorbell Plugin Receiver"
brand: "trarover"
price: "€ 59.36"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/462300192-koostone-wireless-magnetic-door-entry-sensor-alarm-chime-door-open
store_origin: SK
region: Slovakia
---

# 400ft Range 12V Power 55 Ringtones Koostone Wireless Magnetic Door Entry Sensor Alarm Chime, Door Open Alert for Shop, Garage, Window Security for Kids, Elders Safety, Anti-theft, 2 Secure Contact Sensors, 1 Doorbell Plugin Receiver

**Brand:** trarover
**Price:** € 59.36
**Availability:** ✅ In Stock

## Summary

> 🔔 Stay Alert, Stay Secure!

## Quick Answers

- **What is this?** Koostone Wireless Magnetic Door Entry Sensor Alarm Chime, Door Open Alert for Shop, Garage, Window Security for Kids, Elders Safety, Anti-theft, 2 Secure Contact Sensors, 1 Doorbell Plugin Receiver by trarover
- **How much does it cost?** € 59.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/462300192-koostone-wireless-magnetic-door-entry-sensor-alarm-chime-door-open)

## Best For

- trarover enthusiasts

## Why This Product

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

## Key Features

- • **🔒 Expandable System:** Add more sensors or receivers to cover multiple entry points seamlessly.
- • **🛡️ Quality Assurance:** Backed by a 2-year warranty and responsive customer service for peace of mind.
- • **🔊 Customize Your Alerts:** Choose from 55 unique ringtones to personalize your door chime experience.
- • **📡 Long-Range Connectivity:** Enjoy a robust 400ft wireless range, ensuring you never miss a visitor.
- • **🔧 Effortless Installation:** Set up in minutes with easy pairing and adhesive mounting—no tools required!

## Overview

The Koostone Wireless Magnetic Door Entry Sensor Alarm Chime is a versatile security solution featuring two sensors and a receiver, offering customizable alerts with 55 ringtones and a long-range wireless connection of up to 400 feet. Designed for easy installation and expansion, it ensures safety for homes and businesses alike, all backed by a 2-year warranty.

## Description

Koostone Wireless Magnetic Door Entry Sensor Alarm Chime, Door Open Alert for Shop, Garage, Window Security for Kids, Elders Safety, Anti-theft, 2 Secure Contact Sensors, 1 Doorbell Plugin Receiver

## Features

- 【How it works】 - Koostone Wireless Door Chime comes with 2 door/window sensors and 1 receiver, and each sensor can set a separate sound with the receiver, that means you can know the front door or the back door or the mailbox opens without needing to go to see it. The sensors will detect the door/window, and will be triggered to send out a signal when the door/window opening. Receiver will receive the signal and alerts. It can be used as door chimes when door opens for business.
- 【55 Ringtones, 5 Levels Volume Control, 400ft Wireless Range】 - 55 Unique ringtones/chimes with 5 Level Volume for a 0-120dB volume range, you can mute the door alarm or choose a favorite level volume. The receiver cover a distance of 400ft Wireless Range, wireless signal can also go through walls.
- 【Fixing Distance Less Than 0.3 inches & Expandable】 - NOTE: The fixing distance of sensor and magnet should be LESS than 0.3 inches/0.8 cm, the closer the better, try to reset them closer if the receiver doesn't work, this is very important. Each door sensor or receiver can be expandable, add more receiver or sensor to setup different chimes in multiple areas for front door, back door, sliding door etc.
- 【Easy Installation】 - Step 1: Choose a favorite ringtone and pairs the sensor and receiver. Step 2: Adhere the magnetic sensor well on your door/window and plug the reveiver into a socket. All ready… PS: the same way to set second sensor ringtone, and you can choose a different chime.
- 【QUALITY GUARANTEE】 - Koostone wireless door chimes provides a 2-YEAR WARRANTY and AFTER-SALES SERVICE within 24 hours. Complete satisfaction guaranteed!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Voltage | 12 Volts |
| Control method | Voice |
| Noise level | 120 dB |
| Mounting type | Door Mount |
| Maximum range | 400 Feet |
| Sensor technology | Contact Sensor |
| UPC | 824381926878 |
| Manufacturer | Trarover |
| Part number | N6 |
| Item Weight | 180 g |
| Product Dimensions | 8.3 x 8 x 6 cm; 180 g |
| Batteries | 2 CR2 batteries required. |
| Item model number | N6 |
| Size | Large |
| Color | White |
| Item Package Quantity | 1 |
| Plug Format | H - V plugs with ground plug. |
| Batteries Included? | No |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
| tech_spec_battery_description_toys | battery_type_12v |
| Battery life | 1 	years |
| Battery Capacity | 50 Milliamp Hours |

## Product Details

- **Colour:** White
- **Brand:** Trarover
- **Power source:** Battery Powered
- **Battery description:** battery_type_12v
- **Number of batteries:** 2 CR2 batteries required.

## Images

![Koostone Wireless Magnetic Door Entry Sensor Alarm Chime, Door Open Alert for Shop, Garage, Window Security for Kids, Elders Safety, Anti-theft, 2 Secure Contact Sensors, 1 Doorbell Plugin Receiver - Image 1](https://m.media-amazon.com/images/I/5135M3mAsiL.jpg)

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**Shop now:** [https://www.desertcart.sk/products/462300192-koostone-wireless-magnetic-door-entry-sensor-alarm-chime-door-open](https://www.desertcart.sk/products/462300192-koostone-wireless-magnetic-door-entry-sensor-alarm-chime-door-open)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-03*