The EFR32MG1P132F256GM32 includes a 40 MHz ARM Cortex-M4 microcontroller with 256 Flash, 32 RAM and a rich peripheral set in a QFN32 package. With 16.5 dBm maximum output power and receive sensitivity of -101 dBm (250 kbps O-QPSK DSSS) the device provides an excellent link budget for greater range and reliable RF communications.  Built with low-power Gecko technology, which includes innovative low energy techniques, fast wake-up times and energy saving modes the EFR32MG1P132F256GM32 reduces overall power consumption and maximizes battery life. The EFR32MG1P132F256GM32 includes wireless networking stacks for Zigbee,  Thread, and Bluetooth low energy. The device also includes support for proprietary wireless protocol development.