Adafruit (PID 3229) Radio FeatherWing - RFM69HCW 900MHz<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>SX1231 based module with SPI interface. Packet radio with ready-to-go Arduino libraries</li><li>Uses the license-free ISM bands</li><li>+13 to +20 dBm up to 100 mW Power Output Capability (power output selectable in software)</li><li>50mA (+13 dBm) to 150mA (+20dBm) current draw for transmissions</li><li>Range of approx. 350 meters， depending on obstructions， frequency， antenna and power output. Create multipoint networks with individual node addresses. Encrypted packet engine with AES-128</li></ul></div><img src="http://ecx.images-amazon.com/images/I/613GS43m-5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yrGeYoO4L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/613cPpWDXnL.jpg" noproxy>