ESP32-WROVER-B board configured as WiFi Access Point (AP). Phone is connected directly to it (no WiFi router). ESP code written in Arduino IDE. ESP creates a WiFiServer (TCP) on port 8080. Android phone runs the RoboRemo app. 2 sliders were added using the in-app GUI editor and configured to send the commands for controlling the 2 servos, then connected from menu - connect - Internet (TCP) - 192.168.01:8080