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RFM95PW 915 MHz 27 dBm LoRa module (HopeRF)
Delivery within 2 to 4 business days.
SX1276 LoRa module on 915 MHz with PA, 27 dBm. The band used in North America and Australia, useful for export products.
Plugs into this board
RFM75 2.4 GHz module (HopeRF)
2.4 GHz transceiver, nRF24L01-compatible, 4 dBm, SPI. For a short link between two boards, without Wi-Fi or Bluetooth.
Delivery within 2 to 4 business days.
RFM110 433 MHz OOK transmitter (HopeRF)
Transmit-only OOK module, 240 to 480 MHz, 11 dBm. Tiny and cheap, for building a remote or replaying a learned code.
Delivery within 2 to 4 business days.
ESP32-S3-WROOM-1 module 4 MB (Espressif)
Entry version of the ESP32-S3-WROOM-1: 4 MB flash, no PSRAM, PCB antenna. Enough for a simple sensor or actuator.
Delivery within 2 to 4 business days.
ESP32-S3-MINI-1 module 8 MB (Espressif)
ESP32-S3-MINI-1 module, 8 MB flash, PCB antenna, compact 15.4 x 20.5 mm. The module used on the ISNO Super board.
Delivery within 2 to 4 business days.
ESP32-C6-WROOM-1U module 16 MB, external antenna
One module, several protocols: Wi-Fi 6, BLE 5.3, plus Zigbee and Thread, with 16 MB of flash. The external antenna connector is what gets it out of a metal enclosure, where a printed antenna would go dead.
Delivery within 2 to 4 business days.
ESP-WROOM-02U module 4 MB, external antenna
ESP8266 Wi-Fi module in a shielded can, 4 MB flash, external antenna connector. Simple, proven and cheap.
Delivery within 2 to 4 business days.
ESP32-WROOM-32D module 16 MB (Espressif)
First-generation ESP32 module, 16 MB flash, 20 dBm Wi-Fi. The proven D version, still the cheapest route to a connected device.
Delivery within 2 to 4 business days.
ESP32-S3-WROOM-1U module 8 MB, external antenna
ESP32-S3 module with 8 MB flash, no PSRAM, external antenna connector. The right trade-off when the case blocks a printed antenna.
Delivery within 2 to 4 business days.