---
product_id: 381128070
title: "Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup"
brand: "xcrfid"
price: "€ 35.67"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.sk/products/381128070-writable-dual-chip-uid-changeable-mf1-1k-with-125-lf
store_origin: SK
region: Slovakia
---

# Backup capability Dual frequency Rewritable chip Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup

**Brand:** xcrfid
**Price:** € 35.67
**Availability:** ✅ In Stock

## Summary

> 🔑 Unlock Your Access Potential!

## Quick Answers

- **What is this?** Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup by xcrfid
- **How much does it cost?** € 35.67 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/381128070-writable-dual-chip-uid-changeable-mf1-1k-with-125-lf)

## Best For

- xcrfid enthusiasts

## Why This Product

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

## Key Features

- • **Backup Like a Pro:** Easily clone and back up your existing cards.
- • **Unlock Versatility:** Seamlessly switch between 125 kHz and 13.56 MHz systems.
- • **Endless Possibilities:** Rewritable UID for ultimate customization.
- • **No Power? No Problem!:** Operates without external power for on-the-go convenience.
- • **Future-Proof Your Access:** Compatible with a wide range of access control systems.

## Overview

The XCRFID Writable Dual Chip UID Changeable MF1 1K with 125_LF T5577 is a versatile rewritable ID/IC card designed for seamless compatibility with both 125 kHz and 13.56 MHz access control systems. Featuring a 4-byte UID and zero sector writable capabilities, this card allows for easy cloning and backup of existing cards, all without the need for external power.

## Description

xcrfid Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup

## Features

- Multiple frequencies, The tag made by UID changeable zero sector writable with T5577 rewritable chip .
- XCRFID UID changeable magic card is 4 byte UID , zero sector can be writable , can be copy back up S50 MF 1K cards
- XCRFID T5577 card support back up EM4100 TK4100 EM4305 125_LF ID Card
- Dual frequency,dual chip,compatible 125 and 13.56 access control system
- Readable and rewritable,No external power require

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Best Sellers Rank | #59,661 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #35 in Commercial Access Cards |
| Customer Reviews | 4.4 out of 5 stars 66 Reviews |

## Images

![Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup - Image 1](https://m.media-amazon.com/images/I/41IZOInHFGL.jpg)

## Questions & Answers

**Q: How many cards are included?**
A: Hi , 10pcs T5577 with 4 byte  UID Changeable dual chip card included .

**Q: where is it manufactured?**
A: Its made in China. Our factory in ShenZhen China. It's nearly hongkong .

**Q: Will these work with the Proxmark3?**
A: Yes

**Q: Hi there, we bought these cards and we have a few locks in our office. the rfid card was able to program on some but not on the others, please help.**
A: Do you have program device? pls send message to our through amazon online message

## Customer Reviews

### ⭐ Not give me function
*by M***D on 16 September 2024*

sector (0) is not rewritable then card ID is fixed

## Frequently Bought Together

- Writable Dual chip UID Changeable MF1 1K with 125_LF T5577 Rewritable ID/IC Card for Copy Clone Backup
- UID Rewrite Changeable 13.56mhz Smart IC Key Tag Writable Zero 0 Sector 0 Block GEN1 Back up S50 1k Card for ACR122U-A9 Device Copier Clone 10pcs/lot by XCRFID
- Customised Version 1K UID Changeable & T5577 dual Chip IC/ID Key Tag Readable Writable Rewrite for Copy Clone Backup

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**Shop now:** [https://www.desertcart.sk/products/381128070-writable-dual-chip-uid-changeable-mf1-1k-with-125-lf](https://www.desertcart.sk/products/381128070-writable-dual-chip-uid-changeable-mf1-1k-with-125-lf)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-05-21*