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A new W-BT dual-mode development board based on ESP32 design

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3PCS ESP32-C3 OLED Development Board with 0.42 Inch OLED Module Ceramic Antenna WiFi Bluetooth ESP32 Supermini Development Board 3PCS AUTO_bestsellers_Oct2025 TOP QUALITY MATERIALS: Our cosmetic3PCS ESP32 C3 OLED Development Board with 0. 42 Inch OLED Module Ceramic Antenna WiFi Bluetooth ESP32 Supermini Development Board Product Features 3PCS ESP32 C3 OLED Development Board With 0. 42 Inch OLED Module Ceramic Antenna Wifi Bluetooth ESP32 Supermini Development Board ESP32C3 0LED development board based on ESP32C3FN4 FH4 design and production of core board, built in 4M flash, with WiFi and Bluetooth two modes, onboard ceramic antenna,