Ultra low power Sub-1 GHz
 Supports 868 MHz, 915 MHz
 Powerful Cortex-M4F MCU for your IoT products
	 Clock Speed: up to 48MHz
	 Up to 352KB of In-System-Programmable Flash
	 80KB of Ultra-Low-Leakage SRAM
	 30 GPIOs
 RF performance
	 TX power: Up to +14 dBm
	 RX sensitivity: up to -121 dBm using Long-Range Mode, -110 dBm at 50 kbps (Sub-1 GHz)
 Communication range
	- At least 800 meters (LOS) @ +14 dBm, 2.5 kbps
 Ultra-low power
	 Power supply: 1.8 V ~ 3.8 V
	 RX: 5.8 mA
	 TX @ +14 dBm: 24.9 mA
	 Standby: 0.85 uA (RTC running and RAM/CPU retention)
	 Shutdown: 150 nA (Wake up on external events)
 Antenna: Integrated PCB antenna
 Small Size
	 25 mm x 15 mm x 1.7 mm (Without Shielding)
	-25 mm x 15 mm x 2.15 mm (With Shielding)
 FCC, IC, CE, RoHS compliant