
Flipper Zero
Multi Tool
Portable open-source multi-tool for hardware exploration, combining Sub-GHz, NFC, RFID 125kHz, infrared, iButton, BLE, and GPIO in a pocket-sized device with a 1.4" monochrome LCD.
STM32WB55RG ARM Cortex-M4 @ 64MHz + Cortex-M0+ @ 32MHz256KB SRAM1MB13 GPIOBLE BLE 5.4
~$199View

Adafruit Feather nRF52 Pro
Dev Board
Bluetooth 5.0 LE Feather board with nRF52832 ARM Cortex M4F at 64MHz, 512KB flash, 64KB SRAM, Apache Mynewt bootloader, SWD debug port, and built-in LiPo charging. For advanced BLE 5.0 open-source app
Nordic nRF52832 ARM Cortex M4F64 KB512 KB19 GPIOBLE BLE 5.0
~$28View

Adafruit Feather nRF52840 Express
Dev Board
Feather board with nRF52840 ARM Cortex-M4F at 64MHz, BLE 5.0, native USB (CDC/HID/MIDI/MSC), 1MB flash, 256KB SRAM, 2MB QSPI flash, 21 GPIO, SWD debug, and LiPo charging. Supports Arduino and CircuitP
Nordic nRF52840 ARM Cortex-M4F256 KB1 MB21 GPIOBLE BLE 5.0
~$25View
Get notified when new devices are added.
More to explore — popular traits shared by devices with Certifications: IC (Industry Canada).