Key Features:
DC 3.3V~ 5V power supply, HID Keyboard interface;
Compliant with ISO11784/11785, or ISO14443A/B, ISO15693, ISO18092 Standard;
Available to operate DESFire PICC level, Application ID create/delete/format, etc;
Support to create Standard DataFile&BackupFile, and ValueFile, RecordFile, etc;
Dimension with 22mmX53mmX5mm(comply for all product in this series);
External antenna , reading range up to 5 ~ 7cm;
Data output in any file of text, excel, word, etc directly in HEX or DEC, etc;
Connection available with 1.25mm-pitch PIN connector, or stamp-holes;
External LED&BUZZER(external driver circuit needed)

Technical Parameters:
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Electrical Specification
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Power supply
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DC 3.3V ~ 5V
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Power consumption
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Max current:<50mA, Standby current: <1 mA
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Operation frequency
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125KHz/134.2KHz, or 13.56MHz
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Baudrate
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9600~115200 bit/s ( default 9600bps)
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Interface
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USB-HID driverless or HID Keyboard
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Antenna
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External, UFL/Molex connector, or stamp hole
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Reading range
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Up to 4 cm ~ 10 cm( depends on antenna and cards)
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Mechanical Specifications
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Dimension
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22mmx53mmx5mm (LxWxH)
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Weight
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7g
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Material
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FR-4, Blue
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Environmental Conditions
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Operation temperature
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-20°C~ +80°C
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Storage temperature
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-40°C~ +85°C
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Humidity
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Relative humidity 5%~95%
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Supported Standard/ Tags
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EM4100,EM4200,TK4100
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ISO11784/11785
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HitagS 64, HitagS 256, HitagS 2048
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ISO14443 A
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Read/write:
MIFARE® Classic 1K /4K, MIFARE Ultralight®/Ultralight® C, MIFARE DESFire®EV1, MIFARE® Smart MX, MIFARE® Plus S / X, MIFARE® Pro X, NTAG 21x
Read UID only:
Read UID only of all other ISO14443A RFID tags
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ISO14443 B
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SRI4K, SRIX4K, AT88RF020, 66CL160S, SR176
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ISO15693
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EM4135, EM4043, EM4x33, EM4x35, I-Code SLI / SLIX, M24LR16/64, TI Tag-it HF-I, SRF55Vxx (my-d vicinity)
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ISO7816
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PSAM T=1 (optional)
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Model List
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Supported standard
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CHK171MK
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EM, ISO11784/11785
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CHK371MK
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ISO1444
3A only
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CHK372MK
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ISO14443A/B, ISO15693
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CHK373MK
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ISO14443A/B, ISO15693, MIFARE DESFire®
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SDK information
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Demo software
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WINDOWS, C# language
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Files
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Comprotocol document
API document
User Manual
Demo.exe
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Note: Other functions and details to be continued and upgrade