2.4 GHz +19 dBM Radio Board with 1 MB Flash for EFR32™ Mighty Gecko Wireless SoCs

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Unit Price:$38.62
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The Mighty Gecko SLWRB4161A wireless radio board plugs into the Main Board provided with the Mighty Gecko Starter Kit. The starter kit includes access to zigbee® and Thread software stacks. The modular design supports different radio boards, enabling developers to develop zigbee, Thread, and proprietary wireless applications. With the supporting Simplicity Studio suite of tools, developers can take advantage of graphical wireless application development; mesh networking debug and packet trace; and visual energy profiling and optimization.

Symmetry Electronics is an authorized Silicon Labs distributor.


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Wireless SoC: EFR32MG12P432F1024GL125
CPU core: ARM Cortex-M4 with FPU
Flash memory: 1024 kB
RAM: 256 kB
Operation frequency: 2.4 GHz
Transmit power: 19 dBm
Integrated PCB antenna, UFL connector (optional)
Touch Slider
Crystals for LFXO and HFXO: 32.768 kHz and 38.4 MHz


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Silicon Labs User Guide