ESP-05: SMD package, only leads to serial and RST pin, small external antenna.   
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Support 802.11 B/G/N. |
Communication range up to 100 yards depending on environment. |
Standard 3.3VDC operation with 5V compatible I/O. |
Standard 3 wire (TXD/RXD/GND) serial communication (idle high) at 115200/8/N/1. |
Standard 0.1" (2.54mm) 4x2 header. (Other form factor available). |
Upgradeable firare. |
Three mode of operations: Client/Access Point/Both Client and Access Point. |
Support all major security schemes: OPEN/WEP/WPA_PSK/WPA2_PSK/WPA_WPA2_PSK. |
Support both TCP and UDP communication. |
Working as TCP/UPD server supports up to five (5) connections. |
Working as station can connect up to 5 TCP/UPD servers. The ESP-05 can connect to all standard non-SSL websites in the world. |
On board antenna. (Other modules can support external antenna for enhanced communication and extended range). |
Simple AT commands for all operations. |
Connection based data reception or transparent data reception. |
Programmable client connection inactivity timeout. |
Automatic domain name address resolution for public domain name but not the local name within the local area network (router). |
Detailed English user manual in PDF format and will be upon purchasing via email. |
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