---
product_id: 683923985
title: "EL51403 DECT 6.0 4-Handset Cordless Phone with Simulated Full-Duplex Speakerphone, Backlit LCD Display & Lighted Keypad, Caller ID/Call Waiting, Intercom, ECO Mode"
brand: "at&t"
price: "€ 174.80"
currency: EUR
in_stock: true
reviews_count: 12
category: "At&T"
url: https://www.desertcart.it/products/683923985-el51403-dect-6-0-4-handset-cordless-phone-with-simulated
store_origin: IT
region: Italy
---

# Full-duplex speakerphone 1000 ft range DECT 6.0 clarity Eco Mode extends battery life EL51403 DECT 6.0 4-Handset Cordless Phone with Simulated Full-Duplex Speakerphone, Backlit LCD Display & Lighted Keypad, Caller ID/Call Waiting, Intercom, ECO Mode

**Brand:** at&t
**Price:** € 174.80
**Availability:** ✅ In Stock

## Summary

> 📞 Stay connected, effortlessly clear, and always in control.

## Quick Answers

- **What is this?** EL51403 DECT 6.0 4-Handset Cordless Phone with Simulated Full-Duplex Speakerphone, Backlit LCD Display & Lighted Keypad, Caller ID/Call Waiting, Intercom, ECO Mode by at&t
- **How much does it cost?** € 174.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/683923985-el51403-dect-6-0-4-handset-cordless-phone-with-simulated)

## Best For

- at&t enthusiasts

## Why This Product

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

## Key Features

- • **Hands-Free Freedom:** Simulated full-duplex speakerphone lets you speak and hear simultaneously for natural, seamless chats.
- • **Effortless Night Use:** Backlit LCD and lighted keypad ensure you can dial and identify callers even in low light.
- • **Power-Smart Eco Mode:** Optimized energy use means longer battery life and fewer charges—stay connected effortlessly.
- • **Speed-Dial Convenience:** Store up to 50 contacts in the phonebook for instant access to your most important calls.
- • **Crystal-Clear Conversations:** DECT 6.0 tech delivers interference-free calls up to 1000 ft—never miss a word.

## Overview

The AT&T EL51403 is a 4-handset cordless phone system featuring DECT 6.0 technology for secure, interference-free calls with up to 1000 ft range. It includes a full-duplex speakerphone for natural conversations, an energy-saving Eco Mode for extended battery life, and a backlit LCD display with lighted keypad for easy use in any lighting. With a 50-contact phonebook and intercom functionality, it’s designed for busy households seeking reliable, crystal-clear communication.

## Description

The AT&T EL51403 DECT 6.0 Cordless Phone with Caller ID and Handset Speakerphone is built to give you all the features a busy household needs. A simulated full-duplex handset speakerphone allows both ends to speak and be heard at the same time for conversations that are more true to life. Caller ID entries display on a large, backlit LCD screen so you can see who’s on the line even in the dark. DECT 6.0 transmission gives you private, interference-free sound from any room in your home.

Review: Excellent phone - I got this to replace another phone of the same model. It's easy to set up, and the instructions are easy to follow. The buttons are easy to press, and are back lit, so they're easy to see in any light. The sound is good. It is Good quality. I would recommend this phone.
Review: Good - I brought it for my mother, it’s working really gd for her

## Features

- [DECT 6.0 powered Long Range & Clear Sound] - This cordless telephone transmits secure signals via DECT 6.0 channel ensures crystal clear sounds, interference-free, and stable operation range up to 1000 ft outdoor.
- [Phonebook Directory] - Easily store 50 name and numbers in the phonebook directory to dial frequently called numbers quickly.
- [Speak & Hear simultaneously with Full-Duplex Speakerphone] - The built-in full-duplex speakerphones in handset allows both ends to speak - and be heard - at the same time.
- [ECO mode with rechargeable battery] - ECO mode manages power consumption so the system uses less energy and you get the best battery life.
- [Backlit Screen & Lighted Keypad] High-contrast text on the white backlit screen makes it easy to read incoming caller ID or call history records. Plus, the lighted handset keypad allows for easy dialing in low-light conditions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DL51DMZH |
| Batteries | 4 Product Specific batteries required. (included) |
| Best Sellers Rank | #5,460 in Office Products ( See Top 100 in Office Products ) #17 in Landline Phones |
| Customer Reviews | 4.3 4.3 out of 5 stars (37,416) |
| Date First Available | October 28, 2024 |
| Item Weight | 2.59 pounds |
| Item model number | EL51403 |
| Manufacturer | VTech |
| Product Dimensions | 4.76 x 3.29 x 6.81 inches |

## Product Details

- **Answering System Type:** No
- **Brand:** AT&T
- **Color:** Black
- **Dialer Type:** Single Keypad
- **Item Weight:** 1.18 Kilograms
- **Item dimensions L x W x H:** 4.76 x 3.29 x 6.81 inches
- **Material:** Plastic
- **Number of Batteries:** 4 Product Specific batteries required. (included)
- **Power Source:** Corded Electric
- **Telephone Type:** Cordless

## Images

![EL51403 DECT 6.0 4-Handset Cordless Phone with Simulated Full-Duplex Speakerphone, Backlit LCD Display & Lighted Keypad, Caller ID/Call Waiting, Intercom, ECO Mode - Image 1](https://m.media-amazon.com/images/I/817h9e7QhhL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent phone
*by G***N on March 6, 2026*

I got this to replace another phone of the same model. It's easy to set up, and the instructions are easy to follow. The buttons are easy to press, and are back lit, so they're easy to see in any light. The sound is good. It is Good quality. I would recommend this phone.

### ⭐⭐⭐⭐⭐ Good
*by D***L on March 3, 2026*

I brought it for my mother, it’s working really gd for her

### ⭐⭐⭐⭐ Great phone, just one downside
*by J***N on August 4, 2025*

Phone looks and works great; although the only downside is that the weight of the base and phone itself is so light that it often falls off it's cradle and the base sometimes falls to the ground without much effort

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**Shop now:** [https://www.desertcart.it/products/683923985-el51403-dect-6-0-4-handset-cordless-phone-with-simulated](https://www.desertcart.it/products/683923985-el51403-dect-6-0-4-handset-cordless-phone-with-simulated)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-05-15*