Overview
The Inventory Master ID Card Reader Module of 125 KHz is non-contact ID card special modules adopts an advanced radio frequency circuit and embedded microcontroller design, combined with efficient decoding algorithms, to complete the reading of 64 bits. Read-only EM 4100 compatible ID cards with high receiving sensitivity and low working current, single power supply, low price, and high performance. It is suitable for various radio frequency applications such as access control, time attendance, toll collection, patrol and so on. According to your needs, you can choose any MCU to connect to.
Technical Specifications
| Frequency | 125 KHz |
| Working Voltage | 5 V |
| Support Cards | EM 4100 |
| Working Current | 25 mA |
| Reading Range | 1.18 in to 7.87 in (3 cm to 20 cm) |
| Protocol | ISO 14443-A |
| Operating Temperature | -13 °F to 158 °F (-25 °C to 70 °C) |
| Size | 0.98 in x 0.93 in (25 mm x 23.5 mm) |
| Weight | 3.53 oz (0.10 kg) |
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