---
product_id: 285117045
title: "4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10)"
brand: "yarongtech"
price: "816907₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/285117045-4k-rfid-smart-card-nfc-chip-13-56mhz-ic-hotel
store_origin: VN
region: Vietnam
---

# Unique, factory-set 4 Byte UID 4K (1K bytes) read/write memory 13.56MHz wireless frequency 4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10)

**Brand:** yarongtech
**Price:** 816907₫
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock professional-grade security with style and ease

## Quick Answers

- **What is this?** 4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10) by yarongtech
- **How much does it cost?** 816907₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/285117045-4k-rfid-smart-card-nfc-chip-13-56mhz-ic-hotel)

## Best For

- yarongtech enthusiasts

## Why This Product

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

## Key Features

- • **Premium Build:** Durable PVC credit card size, perfect for professional use and easy handling
- • **Robust Security:** Immutable 4 Byte UID ensures tamper-proof identity every time
- • **Customizable Canvas:** Blank white surface ready for high-quality sublimation printing on all ISO standard desktop ID printers
- • **Seamless Compatibility:** Works flawlessly with KABA, SAFLOK, MIWA & ONITY locks plus RC522 & PN532 readers
- • **Plug & Play Convenience:** Pre-programmed factory default key for instant deployment—no setup hassle

## Overview

The YARONGTECH MIFARE Classic 4K RFID Smart Card operates at 13.56MHz frequency, featuring 1K bytes of read/write memory and a unique, non-rewritable 4 Byte UID. Sized like a credit card and made from durable PVC, these blank white cards are compatible with major hotel lock systems such as KABA, SAFLOK, MIWA, and ONITY, as well as popular RFID readers like RC522 and PN532. Pre-programmed and ready to print on ISO standard desktop photo ID printers, they offer a secure, customizable, and professional solution for access control.

## Description

MIFARE Classic 4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10)

## Features

- MIFARE Classic 4K Card operates at 13.56MHz wireless frequency,according to the ISO14443A standard,and contains 1K bytes of read/write memory,but UID canâ€t change,uid is not rewritable,MIFARE and MIFARE Classic are trademarks of NXP B.V.
- These RFID cards work with KABA,SAFLOK,MIWA AND ONITY LOCKS,also compatible with RC522 and PN532 readers. But they can NOT work with HID,Salto and Assa Abloy Locks/Systems,Amiibo and TagMo etc.
- All cards are pre-programmed with a unique ID(4 Byte UID). The UID is NOT changeable, factory default key: FF FF FF FF FF FF
- They are credit card size,each card individually OPP bag packed. Blank white both sides(no printed numbers, no magnetic strips and no slots or holes)
- Printable on all ISO Standard Desktop Photo ID Card Printers(NOT Use for INKJET Printers): Evolis, Zebra, Badgy, Fargo, Magicard, DataCard etc."

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01LYBKM0U |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #268,569 in Office Products ( See Top 100 in Office Products ) #634 in Identification Badges #1,459 in Home Security Systems |
| Color | White |
| Customer Reviews | 3.9 3.9 out of 5 stars (50) |
| Date First Available | November 3, 2015 |
| Included Components | Bag |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 2.08 ounces |
| Item model number | MIFARE Classic® 4K wristbands |
| Manufacturer | YARONG |
| Number Of Pieces | 10 |
| Part Number | MIFARE Classic® 4K wristbands |
| Pattern | Letter Print |
| Product Dimensions | 3.37 x 2.13 x 0.01 inches |
| Style | Classic |

## Product Details

- **Brand:** YARONGTECH
- **Service provider:** KABA, SAFLOK, MIWA, ONITY
- **Cellular technology:** GSM
- **Product dimensions:** 8.6L x 5.4W centimeters
- **UPC:** 725350790301 725350789701

## Images

![4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10) - Image 1](https://m.media-amazon.com/images/I/31Eic4vmt2L.jpg)

## Questions & Answers

**Q: What’s difference between mi fare 1k and 4K ? Can i use it to read & write as 1k card ?**
A: the difference is memory.
if you use mifare 1k cards,you can buy our MIFARE 1K Cards,it's cheaper.
but please note the UID can't change.

**Q: are these suitable as ving-compatible master cards?**
A: No it’s not

**Q: Can these be written to as nfc cards?**
A: sorry,no.
if you want to compatible with all nfc phone,please choose our ntag215 cards:
https://www.amazon.com/dp/B07LFDQBFC

**Q: can it be read by NFC smartphone?**
A: can read by some phone.but can't support all phone.

## Frequently Bought Together

- YARONGTECH MIFARE Classic® 4K RFID Smart Card NFC Chip 13.56MHZ IC Hotel Key Card (Pack of 10)
- YARONGTECH MIFARE Classic 1K RFID Smart Cards 13.56MHz ISO 14443A White Door Entry Hotel Key Cards Zebra Printable (White 10 Pack)

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**Shop now:** [https://www.desertcart.vn/products/285117045-4k-rfid-smart-card-nfc-chip-13-56mhz-ic-hotel](https://www.desertcart.vn/products/285117045-4k-rfid-smart-card-nfc-chip-13-56mhz-ic-hotel)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-09*