[ MATERIAL] Made of material, MIPS MCU with 4MB flash memory and 8MB can run on for eCos
[MULTIPLE PROTOCOL SUPPORT] The RS485 to WIFI serial server can support TCP / UDP / MQTT / HTTP / WebSocket protocol
[HIGH-SPEED CONVERSION] Supports RS485 to Ethernet/Wi‑Fi conversion, with the serial speed reaching up to 230400 bps
[FLEXIBLE NETWORKING OPTIONS] Supports STA / AP / AP + STA mode and router or bridge network working mode
[ROBUST SECURITY FEATURES] Supports TLS/AES/DES3 and other security protocols, as well as Web OTA wireless upgrade

Spec:
Item Type: RS485 to WIFI Serial Server
Model: PW21-M
Input Voltage: 9-50VDC
Power: 10W
Processor/Frequency: For MIPS/320MHz
Flash/SDRAM: 4MB/8MB
Operating System: For ECos
Ethernet Port:
Port Number: 1 RJ45, 1 WAN / LAN switchable
Interface Standard: 10/100 Base-T auto-negotiation
Protection: 8KV isolation
Transformer Integration:
Network Protocol: IP, TCP, UDP, DHCP, DNS, HTTP server/client, ARP, BOOTP, AutoIP, ICMP, Web socket, Telnet, uPNP, NTP
Security Protocol: TLS v1.2 AES 128 bit DES3
Wi-Fi Interface:
Standard: 802.11 b / g / n
Frequency: 2.412GHz-2.484GHz
Network Mode: STA / AP / STA + AP
Security: WEP / WPAPSK / WPA2PSK
Encryption: WEP64 / WEP128 / TKIP / AES
Transmitting Power: 802.11b: +20dBm (maximum)
802.11g: +18dBm (maximum)
802.11n: +15dBm (maximum)
Rx Sensitive 802.11b: -89dBm
802.11g: -81dBm
802.11n: -71dBm

Package List：
1 x Server
1 x Antenna
1 x English User Manual

Note：
The input voltage is within the range of 9‑50VDC, and the product may be burnt if the voltage exceeds the value.