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ACR122 nfc contactless smart card reader

ACR122 nfc contactless smart card reader   USB 2.0 Full Speed Interface CCID Compliance Smart Card Reader: Read/write speed up to 424 kbps Built-in antenna for contactless tag access, with card reading distance of up to 50 mm (depending on tag type) Supports ISO 14443 Type A and B cards, MIFARE, FeliCa, and all 4 types of NFC (ISO/IEC 18092) tags Built-in anti-collision feature (only 1 tag is accessed at any time) Application Programming Interface: Supports PC/SC Supports CT-API (through wrapper on top of PC/SC) Peripherals: User-controllable bi-color LED User-controllable buzzer Supports Android™ OS 3.1 and above
Physical Characteristics
Dimensions (mm)   98.0 mm (L) x 65.0 mm (W) x 12.8 mm (H)
Weight (g) 70 g
USB Interface
Protocol   USB CCID
Power Source From USB port
Speed USB Full Speed (12 Mbps)
Cable Length 1.0 m, Fixed
Contactless Smart Card Interface
Standard   ISO/IEC 18092 NFC, ISO 14443 Type A & B, MIFARE®, FeliCa
Protocol   ISO 14443-4 Compliant Card, T=CL
MIFARE® Classic Card, T=CL
ISO18092, NFC Tags
FeliCa
Built-in Peripherals
LED   1 bi-color: Red and Green
Buzzer Monotone
Certifications/Compliance
Certifications/Compliance EN 60950/IEC 60950
ISO 18092
ISO 14443
USB Full Speed
PC/SC
CCID
VCCI (Japan)
KC (Korea)
Microsoft® WHQL
CE
FCC
RoHS 2
REACH
Device Driver Operating System Support
Device Driver Operating System Support Windows® CE
Windows®
Linux®
MAC OS®
Solaris
Android™