Operating System Windows XP or later (32-bit or 64-bit); Microsoft. NET Framework version 2.0 (Not required but suggested) CPU And Memory 32-bit secure processor 256 MBit flash memory 64 MBit internal SDRAM memory Status Indicators For EMV card insertion Device Compatibility Windows General Connection Method USB or Ethernet RJ25 modular jack Wireless (Frequency 2.4 MHz) NA Interface USB 2.01 (USB 1.1 compatible) or Ethernet Display 320x240 pixels Backlit; color liquid crystal dsiplay (LCD) TFT color Secure PIN Pad 16 Keys (3 Function Keys), raised marking, ADA compliant Optional Accessories Privacy shield (NFC/contactless & power adapter) Web Services Magensa Services