Feature: 1. Using MIPS MCU (8MB for SRAM) and 4MB Flash, based on for eCos operating system. 2. Support for TCP / for IP / for Telnet protocol. 3. Support 2 RS232 / RS422 / RS485 to Ethernet data transmission, the serial port speed is up to 230400 bps. 4. Supports 2-way Ethernet interfaces 5. Support webpage mode, PC software easy configuration. 6. Support data for TLS / for AES / for DES3 security encryption configuration. 7. Support web OTA wireless upgrade. Specification: Item Type: Serial Server Model: HF5122 Interface Form: φ5.5 * 2.1mm socket and 5.08mm terminal block Power Protection: Anti-reverse power supply Working Current: ~ 300mA Power Consumption: <700mW Processor / Frequency: MIPS / 320MHz Flash / SDRAM: 4MB / 8MB Operating System: For eCos Port: 2RJ45 1 WAN / LAN switchable 1 LAN Network Transformer: Integrated Network Protocols: IP, TCP, UDP, DHCP, DNS, HTTP Server / Client, ARP, BOOTP, AutolP, ICMP, Telnet, uPNP, NTP Security Protocol: for AES-128Bit, DES3, for SSL / TLS v1.2 Number Of Serial Ports: 2 (RS232 / 485/422) Interface Standard: RS232: DB9 pin type RS485 / RS422: 5.08mm terminal block. Package List: 2 x Serial Cable 1 x Network Cable 1 x Serial Server Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.