SainSmart WiFi Shield For Arduino Mega Uno Duemilanove(802.11 b/g/n) UART TTL Communicate
Features*Bring WiFi connectivity via Serial Host Interface, compatiable with Arduino*Quick Booting Time : under 20msec*Ultra Low Power through Dynamic Power Management (34µA at the Standby mode)*Operates with standard 802.11b/g/n access point at speed up to 11Mbps (802.11b)*Security Protocol : WEP, WPA/WPA2-PSK, Enterprise, EAP-FAST, EAP-TLS, EAP-TTLS, PEAP*Operation Temperature : -40℃ ~ 85℃*Compact Size : 32 x 23.5 x 2.9 (mm)*CE, FCC, KCC Certified*Supports the module with chip antenna*802.11b/g/nSpecifications*Wifi Chip: WizFi210*Radio Protocol: IEEE 802.11b/g/n Compatible*Supported Data Rates: 11, 5.5, 2, 1 Mbps (IEEE 802.11b)*Modulation: DSSS and CCK*RF Operating Frequency: 2.4 - 2.497 GHz*Antenna Options: Chip antenna and U.FL connector for external antenna*Networking Protocols: UDP, TCP/IP (IPv4), DHCP, ARP, DNS, HTTP/HTTPS Client and Server(*)*Power Consumption(Typical): Standby = 34.0 µA Receive = 125.0 mA Transmit = 135.0 mA*RF Output Power (Typical): 8dBm  1dBm*Security Protocols: WEP, WPA/WPA2-PSK, Enterprise, EAP-FAST, EAP-TLS, EAP-TTLS, PEAP*I/O Interface: UART, SPI(*), I2C(*), WAKE, ALARM, GPIOs*Power Source: 3.3V*Dimensions(except Antenna): 59 x 54 mmNote：Please download documentation for the board here:https://s3-ap-northeast-1.amazonaws.com/sain-amzn/20/20-011-928/20-011-928.rar