Koolrok ACS ACR122U Card Reader with a USB Cable
The ACS ACR122U Card Reader doesn't come with software. You need to get a third-party software/application to work with it by yourself. It is a professional hardware. Don't buy it if you don't know how to use it. SDK provided.
It is a PC-linked Card Reader. It cannot work alone. It needs to connect to a computer/laptop to work.
USB interface. CCID standard. PCSC compliant.
Support ISO 14443 Type A and B Cards, M Cards, ISO/IEC 18092 Cards. Support new M Ultralight C and M Plus SL1 and SL3.
Reading speed up to 424 kbps. Card reading distance of up to 50 mm.