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 interfaces5. 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 ServerModel: HF5122Interface Form: 5.5 * 2.1mm socket and 5.08mm terminal blockPower Protection: Anti-reverse power supplyWorking Current: ~ 300mAPower Consumption: <700mWProcessor / Frequency: MIPS / 320MHzFlash / SDRAM: 4MB / 8MBOperating System: For eCosPort: 2RJ45 1 WAN / LAN switchable 1 LANNetwork Transformer: IntegratedNetwork Protocols: IP, TCP, UDP, DHCP, DNS, HTTP Server / Client, ARP, BOOTP, AutolP, ICMP, Telnet, uPNP, NTPSecurity Protocol: for AES-128Bit, DES3, for SSL / TLS v1.2Number Of Serial Ports: 2 (RS232 / 485/422)Interface Standard: RS232: DB9 pin typeRS485 / 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.