classificationParametersnumerical value
Wireless parametersWireless   standard802.11   b/g/n
Transmission power17.0   dBm @ 1 DSSS
17.25 dBm @ 11 CCK
13.5 dBm @ 54 OFDM
Reception sensitivity–94.7   dBm @ 1 DSSS
–87.0 dBm @ 11CCK
–73.0 dBm @ 54 OFDM
antennaExternal:   I-PEX connector
Built-in: onboard PCB antenna
Hardware parametersdata   interfaceUART
working voltage3.0V~3.6V 
Working Current(All   below are under 3.3V)
Sta: ~75mA
Normal mode (sta): average: ~18mA, peak: 247mA
Minimum in network (sta, low power mode 3): 3.5mA
Standby (sta, low power mode 4): minimum 25uA
working temperature-40℃~ 85℃
Storage temperature-40℃~ 125℃
Operating humidity5%~95%RH   (no condensation)
Storage humidity5%~95%RH   (no condensation)
size26.6   * 18.2 * 2.8 mm
Encapsulation interfaceSMT   sheet paste
Software parametersWireless   Network TypeAP、STA
Security MechanismsWEP/WPA-PSK/WPA2-PSK
Encryption typeTKIP,AES   ,TKIP/AES
Network ProtocolTCP/UDP/HTTP
software functionDHCP/static   IPSupport   DHCP dynamic IP acquisition and static IP functions
DNS domain name resolutionSupports   DNS domain name resolution
Support for WebserverSupports   Web page setup parameters
Socket TransferSupports   TCP Server, TCP Client, UDPServer, UDP Client
HTTPD ClientSupports   Httpd protocol transfer
WebsocketSupport   Web ocket transmissions
Class RFC2217Supports   RFC2217 dynamic baud rate settings
Register Package MechanismSupport   ID, MAC, Customization, Transport Cloud
Multiple configurationsAT+Instruction   Set, Web Page Configuration

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