---
product_id: 55548143
title: "AVANTEK Wireless Doorbell over 1300 Feet Wireless Range, DB-21 Waterproof Door Bell Kit with 2 Buttons, 56 Melodies & 5 Volume Levels"
brand: "avantek"
price: "₪122"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/55548143-avantek-wireless-doorbell-over-1300-feet-wireless-range-db-21
store_origin: IL
region: Israel
---

# IP55 waterproof & dustproof durability 1300 ft ultra-long wireless range 56 melodies & 5 volume levels up to 115 dB AVANTEK Wireless Doorbell over 1300 Feet Wireless Range, DB-21 Waterproof Door Bell Kit with 2 Buttons, 56 Melodies & 5 Volume Levels

**Brand:** avantek
**Price:** ₪122
**Availability:** ✅ In Stock

## Summary

> 🔔 Elevate your entryway game with AVANTEK’s wireless doorbell—where style meets unstoppable range!

## Quick Answers

- **What is this?** AVANTEK Wireless Doorbell over 1300 Feet Wireless Range, DB-21 Waterproof Door Bell Kit with 2 Buttons, 56 Melodies & 5 Volume Levels by avantek
- **How much does it cost?** ₪122 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/55548143-avantek-wireless-doorbell-over-1300-feet-wireless-range-db-21)

## Best For

- avantek enthusiasts

## Why This Product

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

## Key Features

- • **Customizable Alerts:** Choose from 56 melodies and 5 volume levels to personalize your doorbell experience.
- • **Smart Memory Function:** Keeps your last melody and volume settings even after power outages for seamless use.
- • **Effortless Installation:** No wiring needed—mount two transmitters instantly with included screws and adhesive pads.
- • **Unmatched Wireless Reach:** Stay connected anywhere in your home with a 1300 ft range—never miss a visitor again.
- • **Weatherproof Reliability:** IP55-rated design ensures flawless performance rain or shine, from -4°F to 140°F.

## Overview

The AVANTEK DB-21 Wireless Doorbell Kit features an impressive 1300 ft wireless range, 2 transmitters, and a waterproof IP55 rating. It offers 56 melodies with adjustable volume up to 115 dB, easy no-wiring installation, and a 3-year lithium battery life. Designed for durability and convenience, it remembers your settings after power loss, making it perfect for modern homes seeking reliable, customizable door alerts.

## Description

Full description not available

## Features

- 1300 FT/ 400 M ULTRA LONG WIRELESS RANGE: Will not interfere with other equipment in your home or those of your neighbors; ensures you will never miss a visitor, even if you are a few rooms away or on another floor
- EASY TO SET UP: 2 transmitters included; can add more AVANTEK RB-1 and CR-1 receivers for increased coverage; simply fix the transmitter on the wall without any wiring; includes 4 screws, 4 anchors, 1 key and 2 double-sided adhesive pads
- TAILOR YOUR TRANSMITTER: 40 mm stereo speaker delivers rich and crisp sound; 52 melodies and 5 adjustable volume levels with a maximum setting of 115 dB; set a different ring tone for each transmitter so that you know exactly which doorbell has been rung
- HIGH PERFORMANCE: The transmitter has ultra-low power consumption; uses a lithium battery that boasts 3-year maximum lifespan; IP55 dustproof and waterproof rating; works between -4 °F to 140 °F; withstands various harsh weather conditions
- MEMORY FUNCTION: Remembers your last melody and volume level after a power outage; no need to reset to your previous settings; convenient and easy-to-use design for an enhanced user experience

## Technical Specifications

| Specification | Value |
|---------------|-------|
| UPC | 614993140195 |
| Item Weight | 8 Ounces |
| Shape | Square |
| Size | 2 Buttons+1 Receiver |
| Manufacturer | AVANTEK |
| Part Number | DB-21 |
| Item Weight | 8 ounces |
| Product Dimensions | 3.5 x 0.7 x 3.5 inches |
| Item model number | DB-21 |
| Batteries | 1 CR2 batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Style | 2 Buttons+1 Receiver |
| Material | ABS |
| Item Package Quantity | 1 |
| Included Components | 2 × Transmitter, 1 × Plug-in receiver, 2 × Adhesive tape, 1 × Screwdriver, 4 × Screw, 4 × Anchor, 1 × User manual |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Ion |
| Average Battery Life | 3 	years |

## Product Details

- **Color:** 2 Transmitters 1 Receiver
- **Brand:** AVANTEK
- **Power Source:** ac
- **Number of Batteries:** 1 CR2 batteries required. (included)
- **Voltage:** 3 Volts

## Images

![AVANTEK Wireless Doorbell over 1300 Feet Wireless Range, DB-21 Waterproof Door Bell Kit with 2 Buttons, 56 Melodies & 5 Volume Levels - Image 1](https://m.media-amazon.com/images/I/513he-LTjHL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is the button reliable over time, or does it wear and stick or stop working?**
A: I purchased this in May for my grandmother whom has a hard time hearing. So far the bell works great. Can't answer if it will hold out long term.

**Q: What is the operating frequency?**
A: The instruction booklet shows 433.92 MHz.

**Q: Is this system compatible with D-3B system?**
A: No, it can't work with D-3B system.

**Q: I bought one receiver and 2 transmitters, can I add a receiver to this set?**
A: Yes, our AVANTEK Doorbell Can be paired with multiple receivers. Please check the below link for this receiver: https://www.amazon.com/dp/B079JW4J6C

## Frequently Bought Together

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- AVANTEK Wireless Door Bell, Mini CB-11 Waterproof Doorbell Chime Operating at 1000 Feet with 52 Melodies, 5 Volume Levels & LED Flash

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**Shop now:** [https://www.desertcart.co.il/products/55548143-avantek-wireless-doorbell-over-1300-feet-wireless-range-db-21](https://www.desertcart.co.il/products/55548143-avantek-wireless-doorbell-over-1300-feet-wireless-range-db-21)

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*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-14*