High quality brand new Serial Interface Parameters: Number Of Serial Ports: 1 (RS232 / 485/422).Interface Standard: RS232: DB9 pin type.RS485 / RS422: 5.08mm terminal block.Baud Rate: 600-230400bps.Data Bits: 8.Stop Bits: 1, 2.Parity: None, Even, Odd, Space, Mark.NETWORK PROTOCOLS: For IP, for TCP, for UDP, for DHCP, for DNS, for HTTP Server / for Client, for ARP, for BOOTP.AutolPJCMP.Telnet.uPNP Security Protocol (data Communication): for TLSV1.2, for AES-128Bit, DES3, for SSLSerial Interface Parameters: Number Of Serial Ports: 1 (RS232 / 485/422) Interface Standard: RS232: DB9 pin type RS485 / RS422: 5.08mm terminal block Baud Rate: 600-230400bps Data Bits: 8 Stop Bits: 1, 2 Parity: None, Even, Odd, Space, Mark Wi-Fi Interface Parameters: Standard: 802.11 b / g / n Network Mode: for STA / for AP / for STA + AP Network Protocol: For TCP / for UDP, etc. Maximum Number Of Connections: Maximum 15 STAUsing MCU (8MB for SRAM) and 4MB Flash, based on eCos operating system. Passed FCC_CE_RoHS_SRRC_REACH certification.VIRTUAL SERIAL PORT SOFTWARE: For Windows XP / for Vista / 7/8/10 (32bit 64bit), for Win Server 2003/2008/2012. Configuration Method: WEB page, CLI command, for XML file , Telnet configuration, IOTService software