---
product_id: 488638129
title: "1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe"
brand: "caetoung"
price: "HK$11"
currency: HKD
in_stock: false
reviews_count: 4
url: https://www.desertcart.hk/products/488638129-1pack-unfused-j2a040-chip-java-jcop-cards-jcop21-40k-java
store_origin: HK
region: Hong Kong
---

# Java Smart Card 3.35 x 2.12 x 0.04 in 3.34 oz 1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe

**Brand:** caetoung
**Price:** HK$11
**Availability:** ❌ Out of Stock

## Summary

> Unlock the Future of Transactions! 🔑

## Quick Answers

- **What is this?** 1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe by caetoung
- **How much does it cost?** HK$11 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/488638129-1pack-unfused-j2a040-chip-java-jcop-cards-jcop21-40k-java)

## Best For

- caetoung enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Sleek dimensions for seamless portability.
- • **Durable Material:** Crafted from high-quality Acrylonitrile and PVC.
- • **Unmatched Security:** Experience top-tier protection with JCOP technology.
- • **Magnetic Stripe Power:** Equipped with a robust HICO magnetic stripe.
- • **Versatile Compatibility:** Works effortlessly with various systems.

## Overview

The 1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K are cutting-edge Java Smart Cards designed for secure transactions. Weighing just 3.34 ounces and measuring 3.35 x 2.12 x 0.04 inches, these cards are made from durable Acrylonitrile and Polyvinyl Chloride, ensuring longevity and reliability. With a high-coercivity magnetic stripe, they are perfect for a variety of applications, making them an essential tool for modern professionals.

## Description

Full description not available

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | CAETOUNG |
| Brand | CAETOUNG |
| Item Weight | 3.34 ounces |
| Product Dimensions | 3.35 x 2.12 x 0.04 inches |
| Material Type | Acrylonitrile, Polyvinyl Chloride |
| Manufacturer Part Number | CAETOUNG |

## Images

![1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe - Image 1](https://m.media-amazon.com/images/I/41lkkv1AxjL.jpg)
![1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe - Image 2](https://m.media-amazon.com/images/I/41lIT5yFrYL.jpg)
![1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe - Image 3](https://m.media-amazon.com/images/I/51MO1Q+7ypL.jpg)
![1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe - Image 4](https://m.media-amazon.com/images/I/614lj+pcE6L.jpg)
![1Pack Unfused J2A040 Chip Java JCOP Cards JCOP21-40K Java Smart Card with 2 Track 8.4mm HICO Magnetic Stripe - Image 5](https://m.media-amazon.com/images/I/614-0UY3dSL.jpg)

## Customer Reviews

### ⭐ 1.0 out of 5 stars







  
  
    Don't detect as j2a040
  

*by M***L on Reviewed in the United States on January 2, 2023*

Don't detect as j2a040 and can't get ahold of seller to send initialization script.

### ⭐ 1.0 out of 5 stars







  
  
    Product does not work and is not as advertised
  

*by O***D on Reviewed in the United States on December 22, 2022*

Item did not work and is not as seller advertised would not recommend

### ⭐ 1.0 out of 5 stars







  
  
    Not j2a040
  

*by R***O on Reviewed in the United States on December 29, 2022*

Don’t buy not j2a040

---

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**Shop now:** [https://www.desertcart.hk/products/488638129-1pack-unfused-j2a040-chip-java-jcop-cards-jcop21-40k-java](https://www.desertcart.hk/products/488638129-1pack-unfused-j2a040-chip-java-jcop-cards-jcop21-40k-java)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-21*