... with PSTN,TCP/IP, WIFI 1.32-bit CPU, ARM9, 400MHz ,160MB memory 2.OS:Linux 3.EMV2000(Level 1&2),CE,RoHS approved ... choices of integrated communication modules, such as PSTN, TCP/IP and Wi-FiSupports complete version SSL(Security Socket Layer)USB ... , adjustable print gray, supports printing dual-layer paperEMV2000(Level 1&2)PBOC2.0, CE, CCC, RoHS approvedSpecifications: Processor 32-bit ...