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Reader Module Gorgeous Import Embedded with WG Buzzer Interface

Reader Module, Embedded Reader Module with Buzzer WG Interface


Reader Module, Embedded Reader Module with Buzzer WG Interface


Product description


1. Is a RFID reader module.

2. It integrates high performance RF circuits and antennas.

3. Built in buzzer and LED indicator.

4. It can support read ID and IC card.


Item Name: 7941D RFID Wireless Read Module

Work voltage: DC 5V

Work current: 40mA

Read frequency: 125KHz and 13.56MHz

Communication Interface: Wiegand(5ins)

Read distance: about 8cm(For EM4100 Card)

Read distance: about 5cm(For S50 S70,Desfire,FM1208 Card)

Work Temperature: -20℃~85℃

Work Humidity: 0%~95%RH

Size: 46*16*6.5mm

Interface Description:

1gt;. VCC:Input for positive of work voltage.

2gt;. GND:Input for negative of work voltage.

3gt;. D0:Data output terminal.Same to DATA0.

4gt;. D1:Data output terminal.Same to DATA1.

5gt;. FOR:Format selection.Default W26.It is W34 format if connect to GND.


1gt;. Attendance

2gt;. Access control

3gt;. Industrial control


1gt;. It just need three wires.

2gt;. Module just can send data.

3gt;. User need write code according to UART Protocol Introduction as shown.

4gt;. Please stay away from interference sources.


1pcs 7941D RFID Wireless Read Module

1pcs 5Pin 1.27mm 150mm Cable

Reader Module, Embedded Reader Module with Buzzer WG Interface

Albion Fire and Ice – UK Gemstone and Crystal Shop

Welcome – we are a UK based crystal shop that sells to both retail and wholesale customers.

We sell a wide range of crystals and gemstones – anything from cabochons to fossils, tumblestones to rough mineral specimens and carved gemstone hearts. We try to explain and give detail about the items we sell; if you aren’t sure of anything, you’re more than welcome to get in touch.

We aim to supply interesting and curious objects from around the world, and work with suppliers on every continent to find reliable sources of high quality gemstones, minerals, fossils, and other materials.

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