Adafruit RFM69HCW Transceiver Radio Breakout - 868 or 915 MHz - RadioFruit
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https://learn.adafruit.com/adafruit-rfm69hcw-and-rfm96-rfm95-rfm98-lora-packet-padio-breakouts
產å“特色
SX1231 based module with SPI interface
+13 to +20 dBm up to 100 mW Power Output Capability (power output selectable in software)
50mA (+13 dBm) to 150mA (+20dBm) current draw for transmissions, ~30mA during active radio listening.
Range of approx. 500 meters, depending on obstructions, frequency, antenna and power output
Create multipoint networks with individual node addresses
Encrypted packet engine with AES-128
Packet radio with ready-to-go Arduino libraries
Uses the license-free ISM band: "European ISM" @ 868MHz or "American ISM" @ 915MHz
Use a simple wire antenna or spot for uFL or SMA radio connector
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25.3 x 29.3 x 3.5mm
Weight: 3.4g
