Elatecs TWN4 Family allows users to read & write to almost any 125k Hz/134.2k Hz & 13.56 M Hz tags and/or labels. It supports all major transponders from various suppliers like ATMEL,  EM,  ST,  MIFARE NXP,  TI,  HID,  LEGIC,  etc. & ISO standards like ISO14443A/B including layer 4 (T=CL),  ISO15693,  ISO18092 / ECMA-340 (NFC). The new generation is a direct enhancement to the successful TWN3 family as it comes in the same mechanical 
 Dimensions (OEM PCB & Desktop Housing). Desktop supports host communication via USB (Universal Serial Bus) or RS232.