Item Type: RS485 to WIFI/Ethernet Serial Server_x000D_ Model: PW21-H_x000D_ Input Voltage: 100-240VAC_x000D_ Power: 10W_x000D_ Processor/Frequency: MIPS/320MHz_x000D_ Flash/SDRAM: 4MB/8MB_x000D_ Operating System: For ECos_x000D_ Ethernet Port: _x000D_ Port Number: 1 RJ45, 1 WAN / LAN switchable_x000D_ Interface Standard: 10/100 Base-T auto-negotiation_x000D_ Protection: 8KV isolation_x000D_ Transformer Integration: _x000D_ Network Protocol: IP, TCP, UDP, DHCP, DNS, HTTP server/client, ARP, BOOTP, AutoIP, ICMP, Web socket, Telnet, uPNP, NTP_x000D_ Security Protocol: TLS v1.2 AES 128 bit DES3_x000D_ Wi-Fi Interface: _x000D_ Standard: 802.11 b / g / n_x000D_ Frequency: 2.412GHz-2.484GHz_x000D_ Network Mode: STA / AP / STA + AP_x000D_ Security: WEP / WPAPSK / WPA2PSK_x000D_ Encryption: WEP64 / WEP128 / TKIP / AES_x000D_ Transmitting Power: 802.11b: +20dBm (maximum)_x000D_ 802.11g: +18dBm (maximum)_x000D_ 802.11n: +15dBm (maximum)_x000D_ RX Sensitive 802.11b: -89dBm_x000D_ 802.11g: -81dBm_x000D_ 802.11n: -71dBm_x000D_ Note: The input voltage is within the range of 9-50VDC _x000D_ Product Size: Approx. _x000D_ 64.95mm / 2.6in_x000D_ 97.6mm / 3.8in_x000D_ 34mm / 1.3in_x000D_ 27.5mm / 1.1in_x000D_ 60.95mm / 2.4in_x000D_ 43.89mm / 1.7in_x000D_ 17.6mm / 0.7in 1MIPS MCU with 4MB flash memory and 8MB SRAM, which is able to run on for eCos 2The product can support for TCP / UDP / MQTT / HTTP / WebSocket protocol 3Support RS485 to Ethernet/Wi?Fi conversion, the serial speed up to 230400 bps 4Support STA / AP / AP + STA mode and support router or bridge network working mode 5Support TLS/AES/DES3 and other security protocols, Web OTA wireless upgrade and 10/100M Ethernet auto?negotiation 6The product is able to support easy configuration through the web interface or PC IOT Service tool 1 x Server 1 x Antenna 1 x English User Manual Input voltage is in the range of 9?50VDC