POS machine with PSTN,TCP/IP, WIFI 1.32-bit CPU, ARM9, ... Track 1/2/3, bi-directional swipe; IC Card Reader1 user card (EMV4.2), supports SLE4442 / SLE4428 memory cardPSAM ... diameter: 50mm Adjustable print gray, supports dual-layer paper,Internal MODEM (Optional)Synchronous: V.22bis, V.29 ... 3), 5V @ 500mA DC output1 RJ11 for line, 1 RJ11 for phone1 RJ45 for TCP/IPUSB1 USB HostPower SupplyInput: 100 ~ ...