Item Type: RS232 to WiFi Server_x000D_ Core Parameters: _x000D_ Model Name: HF7211_x000D_ Function Explanation: Serial port to WiFi_x000D_ Processor: For Cortex-M4 SOC_x000D_ Main Frequency: 160MHz_x000D_ Operating System: For mbeb_x000D_ FLASH Resource: 2MB_x000D_ RAM: 384KB_x000D_ Network Interface Parameters: _x000D_ Wireless Standard: 802.11b/g/n_x000D_ Antenna Form: Built-in antenna_x000D_ WiFi Frequency Band: 2.412GHz-2.484GHz_x000D_ Network Protocol: IP, TCP, UDP, DHCP, DNS, HTTPServer/Client, APP, BOOTP, AutolP, ICMP, Telnet, uPNP_x000D_ WiFi Security (encryption method): Encryption: AES 128Bit, 3DES, SHA-1, MD5, Base-64, RSA Authentication: PSK, AES-CCMP_x000D_ Wireless Transmit Power: 802.11b: +20 DBm (maximum) 802.11g: +18 DBm (maximum) 802.11n: +15 dBm (maximum)_x000D_ Wireless Receiving Sensitivity: 802.11b: -89dBm(at 11 Mbps, CCK) 802.11g: -81dBm(at 54Mbps, OFDM) 802.11n: -71 dBm(at HT20, MCS7)_x000D_ Maximum Number of Connections: Maximum 8STA_x000D_ WiFi Mode: AP, AP+STA, STA_x000D_ Serial Port Interface Parameters: _x000D_ Number of Serial Ports: 1_x000D_ Interface Standard: RS232_x000D_ Baud Rate: 600-460800bps_x000D_ Serial Port Protection: Yes_x000D_ Product Features: _x000D_ Configuration Method: For SmartLink V7 / X APP / Airkiss configuration, WEB page, Cli command, XML file import, Telnet configuration, for IOTService software_x000D_ WEB Webpage: Standard webpage or custom webpage_x000D_ IP Acquisition Method: DHCP or static IP, AutolP_x000D_ Virtual Data Channel: Support_x000D_ Firmware Upgrade: Webpage, for IOTService software, OTA_x000D_ Registration Package Function: Support_x000D_ Heartbeat Package Function: Support_x000D_ Custom Script Function: Support_x000D_ Packet Filtering: Support_x000D_ Serial Port Automatic Framing: Support_x000D_ RTU to TCP: Support_x000D_ NTP Function + Time Zone Setting: Support_x000D_ Parameter Import and Export: Support_x000D_ Reload Reset Interface: Yes_x000D_ Environmental Parameters: _x000D_ Working Temperature: -40-85_x000D_ Storage Environment: -50-90, 5-95%RH (non-condensing water)_x000D_ Power Parameters: _x000D_ Input Voltage: 5-36VDC_x000D_ Interface Form: RJ45 interface_x000D_ Power Protection: Yes_x000D_ Size: Approx. 61 x 26 x 18mm / 2.4 x 1 x 0.7in