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ESP32-S2-WROOM-I 4MB SPI Flash WiFi Wireless Module Single-core 32-bit MCU PCB External Antenna - AliExpress
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Amazon.com: MakerFocus ESP32 Development Board WiFi Bluetooth Support Integrated 2.4GHz PCB Antenna CP2102 with 0.96” OLED Display for Ar duino NodeMCU Intelligent Scenes : Electronics
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ESP32-C6-WROOM-1-N4 Engineering Module - 4 MB Quad SPI Flash [PCB Antenna] : ID 5670 : $2.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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ESP32-CAM IPEX External antenna WiFi Bluetooth Module Camera Module esp32 Development Board OV2640 2MP
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ESP32-S2 WROOM Module with PCB Antenna - 4 MB flash and no PSRAM [4MB Flash] : ID 4919 : $3.25 : Adafruit Industries, Unique & fun DIY electronics and kits
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ESP32-S2-WROOM-I 4MB SPI Flash WiFi Wireless Module Single-core 32-bit MCU PCB External Antenna - AliExpress
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Adafruit ESP32 Feather V2 w.FL Antenna - 8MB Flash + 2 MB PSRAM [STEMMA QT] : ID 5438 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
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SZDOIT ESP-WROOM-32U Wireless Wifi Module External Antenna Original ESP32 Chip Compatible With ESP-32s/ESP-32 - AliExpress
![a) ESP32-WROOM-32U and the 2.4 GHz 6 dBi omnidirectional antenna, and... | Download Scientific Diagram a) ESP32-WROOM-32U and the 2.4 GHz 6 dBi omnidirectional antenna, and... | Download Scientific Diagram](https://www.researchgate.net/publication/356730374/figure/fig2/AS:1098370504507397@1638883343648/a-ESP32-WROOM-32U-and-the-24-GHz-6-dBi-omnidirectional-antenna-and-b.png)