---
product_id: 181338626
title: "Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone"
brand: "wenhu"
price: "FREE"
currency: VND
in_stock: false
url: https://www.desertcart.vn/products/181338626-wenhu-mini-rfid-reader-mobile-phone-em4100-tk4100-id-card
store_origin: VN
region: Vietnam
---

# Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone

**Brand:** wenhu
**Price:** FREE
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone by wenhu
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/181338626-wenhu-mini-rfid-reader-mobile-phone-em4100-tk4100-id-card)

## Best For

- wenhu enthusiasts

## Why This Product

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

## Description

Operating frequency: 125KHz Support card: EM4100 TK4100 125KHZ ETCOperating system: Android (need to support OTG),WindowsSize (without interfaces): 35mm × 35mm × 7mmPackage size: 71mm × 71mm × 19mmReading distance: 0-30mm (front / rear reading); 0-10mm (side reading)Reading Time: less than 0.5sReading interval: 0.3SCommunication Interface: Mini USB InterfaceOperating Voltage: 5VOperating Current: 100mAWeight: 50GWorking temperature: -10 °C ~ 60 °C Humidity: 5% ~ 95%Status Indicator: dual LED ( "blue" --- power indicator, "green" --- status indicator)Application: Attendance member management etc.Android SystemThis product is a RFID reader which can directly collecting data from RFID card via Mobile phone. This reader do not need any driver and other media.The frenquency is 125KHz using microelectronics RF receiver module and embedded micro controller, combined with an efficient decoding algorithm and advanced data processing technolog.

## Features

- Operating frequency: 125KHz
- Support card: EM4100 TK4100 125KHZ ETC
- Operating system: Android (need to support OTG),Windows
- Size (without interfaces): 35mm × 35mm × 7mm
- Package size: 71mm × 71mm × 19mm

## Images

![Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone - Image 1](https://images-na.ssl-images-amazon.com/images/I/416z%2B9QoXIL.jpg)
![Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone - Image 2](https://images-na.ssl-images-amazon.com/images/I/41-NKKQ6IvL.jpg)
![Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone - Image 3](https://images-na.ssl-images-amazon.com/images/I/51s2ahbfp9L.jpg)
![Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone - Image 4](https://images-na.ssl-images-amazon.com/images/I/51DX%2BstzQvL.jpg)
![Wenhu Mini RFID Reader Mobile Phone EM4100 TK4100 ID Card Reader for Mirco USB Interface Support Android System Android Mobile Phone - Image 5](https://images-na.ssl-images-amazon.com/images/I/51NJBwcy-ML.jpg)

---

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**Shop now:** [https://www.desertcart.vn/products/181338626-wenhu-mini-rfid-reader-mobile-phone-em4100-tk4100-id-card](https://www.desertcart.vn/products/181338626-wenhu-mini-rfid-reader-mobile-phone-em4100-tk4100-id-card)

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