Features 1、Serial devices are connected through the Ethernet RJ45 interface for data transmission, which makes data conversion very simple. 2、The Ethernet data transmission serial port rate can up to 460800 bps, and supports 10/100M Ethernet self‑adaption. 3、The serial port server connects the serial device to the network for data communication, and expands the communication distance of the serial device. 4、The kit is complete, including serial server, network cable, fixing bracket and screws, easy to install and save space. 5、The serial server is mainly used for power monitoring, access control systems, self-service banking systems, telecom room monitoring, etc. Specification Item Type: Serial Port Server Model: HF7121 Function: Serial to Ethernet Processor: For Cortex-M3 Main Frequency: 96MHz Operating System: For FreeRTOS For FLASH Resources: 2MB RAM: 128KB Ethernet Standard: 802.3 Ethernet Interface Form: 1 x RJ45 with LED Interface Standard: 10/100Base-T auto-negotiation Network Protocol: IP, TCP, UDP, DHCP, DNS, HTTPServer/Client, APP, BOOTP, AutoIP, ICMP, Telnet, UPNP Security Protocol (Data Communication): TLSv1.2, AES-128Bit, DES3, SSL Network Port Protection: 2KV electromagnetic isolation Network Transformer: Integrated Maximum Connection Number: 3 socket Serial Port Number: 1 Interface Standard: RS485 Baud Rate: 2400-460800bps Serial Port Protection: Yes Configuration Method: For WEB page/ Cli command/ XML file importing/ Telnet configuration/ IOTService software WEB Webpage: Standard webpage or custom webpage IP Acquisition Method: DHCP or static IP, AutoP support Virtual Data Channel: Support Firmware Upgrade: Webpage, for IOTService software Registration Package Function: Support Heartbeat Package Function: Support Custom Script Function: Support Packet Filtering: Support Serial Port Automatic Framing: Support NTP Function + Time Zone Setting: Support Parameter Import and Export: Support Reload Reset Interface: None Working Temperature: -45-85℃ Storage Environment: -50-90℃, 5-95%RH (non-condensing water) Power Interface Form: RJ45 interface Power Protection: Yes Adopt MIPS MCU (32MB SRAM) and 16MB Flash, based for Linux operating system Support TCP/IP/Telnet/TCP protocol Support RS485 to 10/100M Ethernet data transmission, the highest serial port rate is 460800 bps Support 10/100M Ethernet adaptive Support web mode, easy configuration for IOTService PC software Support data for TLS/AES/DES3 security encryption configuration Support registration package, heartbeat package function Support for webpage/IOTService OTA wireless upgrade Size: Approx. 61 x 26 x 17.8mm / 2.4 x 1 x 0.7in Package List 1 x Serial Port Server 1 x Network Cable 1 x Shell Fixing Bracket 1 x Rail Bracket 2 x Screw