Red Bear MB-N2 BLE module

A small BLE module that comes with Chip antenna and few components on board. Requires external programmer (NRF52 DK with on board segger might be a reasonable option)

2 for $17.90

Available at https://redbear.cc/product/ble/mb-n2.html

Just to clarify: that’s a nRF52832 module:

  • Cortex M4F
  • 512KB Flash
  • 64KB RAM
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nRF52832 is a Cortex M4F @ 64 MHz