1 piece, Module: WiFi WT8266-S1-HQ /E2UK

1 piece, Module: Bluetooth Low Energy WT5010-S2 /E2UK

1 piece, Module: Bluetooth Low Energy WT51822-S2 /E2UK

RS232 Serial port to 2.4Ghz WIFI Transparent Transmission Module Multi protocol

1 piece, Module: WiFi ESP-WROOM-02U /E2UK

RS232 Serial Port to 2.4Ghz WIFI Transparent Transmission Module Multi protocol

1 piece, IC: SoC ESP32S2 /E2UK