Has anyone tried ESP8266 ESP-07? I'd like to know the built-in ceramic antenna performance. Is it any better than or equals to the very first version, ESP8266 ESP-01?
There's also an option to use an external antenna.
http://www.aliexpress.com/item/2pcsESP8266-serial-WIFI-industry-milestone-Model-ESP-07/32220904769.html
Thanks
Sam