1Using MIPS MCU (8MB for SRAM) and 4MB Flash, based on eCos operating system. 2Passed FCC_CE_RoHS_SRRC_REACH certification. 3Support RS232 / RS422 / RS485 to Wi-Fi / Ethernet data transmission, the maximum serial port speed is 230400 bps. 4Support for TCP / for IP / for Telnet / for Modbus TCP protocol. 5Support wireless working STA / AP / AP + STA. 6Support routing / bridge mode network architecture. 7Support webpage mode, PC software easy configuration. 8Support data for TLS / for AES / for DES3 security encryption configuration. 9Support web OTA wireless upgrade. Item Type: HF-2211 Serial Port ServerModel: HF-2211Input Voltage: Wide voltage 5 36VDCSize: Approx. 95 x 65 x 25mm / 3.7 x 2.6 x 1inWorking Temperature: -45-85 Interface Form: 5.5 x 2.1mm socket and 5.08mm terminal blockWorking Current: 200mAPower Consumption: